已知:如图
,
.求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8bd50d47fda52029c623d2841515f3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b8bee1c892473f71a723860b933e234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4fd85cff10e8f192cfe0b0a8b2f4996.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/19/312be736-522e-435a-8758-1c73f755a499.png?resizew=190)
更新时间:2023-08-18 15:17:42
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【知识点】 用SAS直接证明三角形全等(SAS)解读