如图,在平行四边形
中,
为
边上的点,
,将
沿
翻折,点
的对应点
恰好落在
上,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8cfb5b3f527ff16771f6cb4741f19bc.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df1ac3ab8d3ce5e61fd2f89761f80976.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3f29b5cf63479fe5c39729257e2c188.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8cfb5b3f527ff16771f6cb4741f19bc.png)
![](https://img.xkw.com/dksih/QBM/2020/5/22/2468437571125248/2469506146779136/STEM/77d5af962bac4b61a72b777a7a8e4b65.png?resizew=233)
更新时间:2020-05-30 17:49:50
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