如图,
是矩形
边
上一点,若
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2257bd0748aa144c1399d6e532d39d8.png)
_____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb3f9a5da641be35117fd35ba07a6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88929f4ba0851730d5f941d426b87548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19ce30eb0417090b533c63f0c35ec0f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/563fc0e0b9ef2136d6d994a9f186adda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8729528980af3641db513823403780f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2257bd0748aa144c1399d6e532d39d8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/11/c167f77c-f830-4652-b85a-0be25ef26752.png?resizew=121)
更新时间:2023-06-03 09:12:34
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