解题方法
1 . 已知角
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71342cb381e3ea133c1495804b7fa5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b312a01f8a808a78e92a3930e84feef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dc30d8cc2dc311247687a5bc4288bce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/761676b8f41498bffc6c948edd42fe48.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
2 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9542c9918a578fb1fa2059fa2005dc63.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfca320f486769aadf84bc49d50cdd7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9542c9918a578fb1fa2059fa2005dc63.png)
您最近一年使用:0次
2024-02-23更新
|
1832次组卷
|
7卷引用:内蒙古自治区赤峰第四中学2023-2024学年高三下学期开学考试数学(理科)试题
解题方法
3 . 已知
,且
是第二象限角,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00b80751c98f9991b9cfc03923a98834.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad47114738e5d446864d4d8568ee3417.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00b80751c98f9991b9cfc03923a98834.png)
您最近一年使用:0次
解题方法
4 . 已知
,且
是第一象限角,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00b80751c98f9991b9cfc03923a98834.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85e6561b811524a16584529d931d48c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00b80751c98f9991b9cfc03923a98834.png)
您最近一年使用:0次
5 . 在
中,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a2434ff54006b5285b7df148c8308d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5d4c8e45990f11904c95d39b90adc44.png)
A.-1 | B.1 |
C.![]() | D.-2 |
您最近一年使用:0次
2016-12-04更新
|
826次组卷
|
4卷引用:2017届内蒙古杭锦后旗奋斗中学高三上入学摸底数学理试卷