知
中,
,
,
分别为角
,
,
所对的边,若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c885e8032706feed854495e0f608aa04.png)
________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72511f149a1b13af02d0e1421d3a63a5.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ee608882881caff2f1e223177424ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfa4674f81241082818e46788db18ba6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c885e8032706feed854495e0f608aa04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72511f149a1b13af02d0e1421d3a63a5.png)
更新时间:2020-09-14 22:14:41
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