名校
1 . 在
中,角A,B,C所对的边分别为a,b,c,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4e9bb42376c12d7d21702ae8062b25a.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3320a13248a3a1208ff6ee85c9d26f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bfeaf26f178031f78a5545233a2a73f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80fafa5beb70c80533bb17b31fb5416f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4e9bb42376c12d7d21702ae8062b25a.png)
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2 . 若
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12f102439ebd1efd422f04209ecec2bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29cf2af39726bbf6fa99a63db6ebda8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 已知,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/730b530409cdd4598abc36081a930637.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b326bb04369dab1d668ba7ff57f5e256.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ce77dd44ad92e6a73e556f17daf1b66.png)
A.![]() | B.![]() |
C.![]() | D.2 |
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4 . 若
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9510e0b8c0d880f40590d3831f70f12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8349a9234334a461fba641158f1211cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-01-27更新
|
1033次组卷
|
3卷引用:河南省商丘市部分学校联考2021-2022学年高一上学期期末考试数学试题
名校
5 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4472b5522a434bb891c3cbbef51ab47c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c844659ffeca6c5bbb628a8ef5cff55d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-01-27更新
|
671次组卷
|
2卷引用:河南省商丘市部分学校联考2021-2022学年高一上学期期末考试数学试题