如图,AB=DE,AC=DF,点E、C在直线BF上,且BE=CF.试说明AB∥DE.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/30/743c16b3-d426-4473-ab50-959cee107cfe.png?resizew=210)
19-20七年级下·甘肃张掖·期中 查看更多[2]
更新时间:2020-06-04 07:50:47
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【知识点】 全等的性质和SSS综合(SSS)解读
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解答题-证明题
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适中
(0.65)
【推荐1】已知:如图,△ABC中,D是BC边上一点,EB=EC,∠ABE=∠ACE,
求证:∠BAE=∠CAE.
求证:∠BAE=∠CAE.
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解答题-证明题
|
适中
(0.65)
名校
【推荐2】已知:在
中,
为
边的中线,
,
,
,连接
、
、
;
(1)若
,
,求
的度数;
(2)若
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48a277db452e76240ec83ec6a2864bdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49cb6392b1f859954303066037c5f5fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c2b3d993a79210952ef190542700111.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/8/79a24931-1bed-4cce-86ed-9d3291f71ec3.png?resizew=218)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c6804d6495d11993c0af967004a0534.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c353f0ed9079fa1b1d6ae11b094e79c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13a2e6494cf8d2dff0746a9bb72cef43.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c247958c60c8c191bcc11351e152f743.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7bd02e0adeae92ba9526261b1baf797.png)
您最近一年使用:0次