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1 .
是等腰直角
斜边
上的三等分点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41d1e5018ff3161cb46c51a07aeb67a3.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad056c25c0fdcbcc765eb5cbc6093f2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41d1e5018ff3161cb46c51a07aeb67a3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/24/cf5c427e-b947-41a0-b6cf-6ac4087dfb86.png?resizew=189)
您最近一年使用:0次
2016-12-04更新
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609次组卷
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3卷引用:福建省福州第十八中学2022-2023学年高一下学期期中考试数学试题