(1)在△ABC中,已知a=2
,b=2
,c=
,求A,B,C;
(2)在△ABC中,已知a=8,B=60°,c=4(
+1),解此三角形.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6214381b57afa4c26e6074251279294f.png)
(2)在△ABC中,已知a=8,B=60°,c=4(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
21-22高一下·全国·课后作业 查看更多[2]
更新时间:2023-07-10 23:29:54
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【推荐1】条件①:
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注:如果选择条件①和条件②分别解答,按第一个解答计分.
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【推荐2】在
中,角A,B,C所对的边分别为a,b,c,且
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(2)求a,c的值及
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e6e161d3525a301b69d38877fbb79ca.png)
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(1)求角B;
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次