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【329405】《怎样判定三角形全等》基础练习

时间:2025-01-21 13:01:54 作者: 字数:2542字
简介:

1.2 怎样判定三角形全等

一、选择题

1.如图,在 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 中, <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>BC边中点,那么以下结论不正确的是( )

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

A <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> B <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

CAD平分 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> D <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 是等边三角形

2.如图, <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,则 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ( )

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

A45° B55° C35° D65°

3.已知:如图,ABDC相交于点 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,若使 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,则( )

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

A.应补充条件 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> B.应补充条件 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

C.不用补充条件 D.以上说法都不正确


4.如图,已知 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,则图中全等三角形的总对数是( )

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

A3 B4 C5 D6



二、填空题

1.如图,已知 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,则 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>____ <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>____

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>


2.如图,若点EFDC上, <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,则 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ____≌ <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ____,根据是____

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

3.如图,BE平分 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,且 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,则 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ____≌ <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ____,根据是_________ <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,根据是______

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

4.已知在 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 中, <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,若 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,还需要的条件是_____________

5.如图,在 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 中, <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>F,且 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>DC相等吗?你能说明下面小明思考过程的理由吗?

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

__________________ ②_________________

三、解答题

1.如图,已知CBD上, <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 全等吗?若全等请说出根据.

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

2.如图,已知 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,问 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 全等吗?若全等请说出根据.

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>




3.如图,已知 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 的交点是E,并且 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 相等吗?试说明你的答案.

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

4.如图:已知, <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,那么 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 吗?

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

5.如图,D <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 的边AB上一点,DFAC于点 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,那么 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 吗?

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>




参考答案

一、选择题

1D 2B 3C 4D

二、填空题

1 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> 2 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

3 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ,全等三角形对应边相等

4 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

5.①:AAS ②全等三角形的对应边相等

三、解答题

1.全等,根据: <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

2.全等,根据: <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

3.相等(提示 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

4 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> SSS

5 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a> ASA

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/197/" title="基础" class="c1" target="_blank">基础</a> <a href="/tags/387/" title="三角形" class="c1" target="_blank">三角形</a> <a href="/tags/868/" title="判定" class="c1" target="_blank">判定</a> <a href="/tags/958/" title="怎样" class="c1" target="_blank">怎样</a> <a href="/tags/920/" title="三角" class="c1" target="_blank">三角</a>