如图,点
都在
上,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a2979f64c85f82d8975d73ee1c342de.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38335830b93ac4d99c28a8e209eecb3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4c0122aeefeaf1b75ce0b7062216df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a2979f64c85f82d8975d73ee1c342de.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/7/932227d8-1e9b-4557-a3d7-85c8f0b786f3.png?resizew=112)
更新时间:2024-02-08 10:01:25
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【推荐1】如图,
是
的内接锐角三角形,连接
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,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a9fcaa804011c37873b03ee284504fe.png)
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【推荐2】如图,
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______ .
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