1 . 如图,在平面直角坐标系xoy中,锐角
的终边与单位圆交于点
,射线OA绕点O按逆时针方向旋转
后交单位圆于点B,点B的横坐标为
.
的表达式,并求
的值;
(2)若
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c764a01ab02ff371ebdd2d09a7295d03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e1d3f78a802596b825166767ceee40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e1d3f78a802596b825166767ceee40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c5c759c927e56f030adbbcdc9762cab.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192f7209bea285aa2feb7ce8c1e556b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52fa5aa93e3d26d82037ee6086969dd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43660b1543b3a2b46185f7629d28a963.png)
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2 . 已知角
的顶点在坐标原点,始边与
轴非负半轴重合,终边经过点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d477ba92a3901cdfd499a36022465931.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/078e71df78f4009c753e7f87c0aeb22f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 若角
的终边经过点
(
),则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18e23b74ed51912d236727c0ee5e3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0baedc4d7e690ab3f7d80d30ba0a9efe.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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解题方法
4 . 已知角
的终边经过点
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e530b83ec8c7d39245b7eab31178e2a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f301ebc700ef54766c031c2cd34ea7d5.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f85074c48f87b23fddb8c326d5af554e.png)
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名校
解题方法
5 . 若函数
(
,且
)的图象经过定点
,若点
在角
的终边
上(
是坐标原点),则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45a7702cc2f451a85ba6ddf42a364854.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
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解题方法
6 . 已知
,
.
(1)求m,n的值;
(2)已知角
的终边过点
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0edd99e911e0bbf5e44f1c48b0aa9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91d89c40f026abdadfe0042c6255d936.png)
(1)求m,n的值;
(2)已知角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b21872d8f6a518e0a2993ccf7a795ed2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6158fb05a77f69a9b77ecfbb90875ecd.png)
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名校
解题方法
7 . 下列结论正确的是( )
A.![]() |
B.若圆心角为![]() ![]() ![]() |
C.若角![]() ![]() ![]() |
D.若角![]() ![]() |
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2024-01-26更新
|
458次组卷
|
2卷引用:吉林省普通高中G6教考联盟2023-2024学年高一上学期期末考试数学试题
解题方法
8 . 在平面直角坐标系
中,角
以
为始边,终边经过点
,当
时,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
__________ ;当
由
变化到
时,线段
扫过的面积是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e5af20b2f8c1fba4470f9650989e51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10191d2c805b0c44b444654b0e2329c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aeb9a94e392f6759b18abed89aacc5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
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解题方法
9 . 已知角
的终边经过点
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31a0cc78c3e209937bd33da16b04044a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b00d5eda2b93e7b5dc9499e016375b69.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/479e390e02ce903223fdbd6a227216a1.png)
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解题方法
10 . (1)计算:
;
(2)已知角
终边上一点
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/144def83917b3fe884b9d02e75f1d6f7.png)
(2)已知角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24fee7d3d2e63ade129eae63b27c2bd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/326232f3d56780177a02f31174a059ed.png)
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