如图,
中,
,分别以
的边
为一边向外作正三角形,记三个正三角形的面积分别为
.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1b625192d7398634a02ea24fa78ed87.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6495d0fa1d3bbb80c93317444cfa85f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcf4e20ea341827ce5f9552daee39462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/deef638689cebd1f579b643e2f753cb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1b625192d7398634a02ea24fa78ed87.png)
更新时间:2024-02-05 22:55:14
|
【知识点】 以直角三角形三边为边长的图形面积
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【推荐1】如图,所有的四边形都是正方形,所有的三角形都是直角三角形,其中最大的正方形的边长为
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【推荐2】如图,四边形
和四边形
都是正方形,点B在
上,
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的长为 _____ .
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