名校
1 . 如图,圆内接四边形ABCD中,
,
,
.
![](https://img.xkw.com/dksih/QBM/2022/5/28/2989281157341184/2991232127631360/STEM/98191320-8755-4476-8188-d3abc56ecf42.png?resizew=250)
(1)求边
的长;
(2)设
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98b81e00a84249cad994cb11deac934d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a898fdda74f742419ffca96ca382fa6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b515965c22d2950b592c096c6e3bdfd4.png)
![](https://img.xkw.com/dksih/QBM/2022/5/28/2989281157341184/2991232127631360/STEM/98191320-8755-4476-8188-d3abc56ecf42.png?resizew=250)
(1)求边
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb2cf0e95fdf1fd8a5b01d3dfd905e08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9e19f18d1cada47c668e26f4df04d70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26c871debfd2b8a233e7068bb5156da0.png)
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2 . 已知
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d68b874508ea08cdac608282eae07ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eeae4e4940d654f083f1073ba872504.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
A.2 | B.![]() | C.![]() | D.![]() |
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名校
3 . 若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed2d670044bb722e8180de703f01c85b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-12-02更新
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1509次组卷
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6卷引用:安徽师范大学附属中学2021-2022学年高三上学期12月月考理科数学试题
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