名校
解题方法
1 . 若3sin α+cos α=0,则
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/586413b65aab0c4d6a942c81422a8196.png)
您最近一年使用:0次
2020-08-24更新
|
185次组卷
|
5卷引用:上海市实验中学2016-2017学年高一下学期期中数学试题
上海市实验中学2016-2017学年高一下学期期中数学试题(已下线)考点14 同角三角函数(讲解)-2021年高考数学复习一轮复习笔记(已下线)专题4.1 任意角的三角函数 同角三角函数的基本关系-2021年高考数学(理)一轮复习-题型全归纳与高效训练突破新疆乌鲁木齐市第三十一中学2020-2021学年高一上学期第一次月考数学试题(已下线)第26讲 同角三角函数的基本关系及诱导公式-备战2023年高考数学一轮复习考点帮(新高考专用)
名校
2 . 在
中,
,
是
的角平分线,
,且
,问![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
_______ 时,
最短.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/846071242f981289741ad19f4e7190cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a9ecf347b1b8b1edd8f354a0fc1f152.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d691b9de36b0e6c637330b6bf01567ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
您最近一年使用:0次
名校
解题方法
3 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41ae5cb0f5d048f7d3db6ab62c37ce1c.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9a7de5b70003502e40b95b3b7d3d933.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41ae5cb0f5d048f7d3db6ab62c37ce1c.png)
您最近一年使用:0次
2020-08-10更新
|
484次组卷
|
5卷引用:安徽省蚌埠市2019-2020学年高一下学期期末数学试题
解题方法
4 . 已知
,且
为第四象限的角,则
的值等于________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9088e31e00eaa4e95c1e6717b0c82cdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43660b1543b3a2b46185f7629d28a963.png)
您最近一年使用:0次
2020-07-08更新
|
618次组卷
|
3卷引用:辽宁省实验中学东戴河校区2019-2020学年高一下学期期中考试数学试题
解题方法
5 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85527d190d4e1d6bac4145d1c716e65e.png)
____________ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18ac2817c37f1e8ceaf0b2ad0719945.png)
_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e51caae96b77649040c37e223e229df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6eec7d75a66a4407631f75320bb8b15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85527d190d4e1d6bac4145d1c716e65e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18ac2817c37f1e8ceaf0b2ad0719945.png)
您最近一年使用:0次
解题方法
6 . 已知向量
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b83c85217420bca7cab6232585586787.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/420c5cca0430c22bb9d9545cedfe2e0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70facc9bc02af0867d248407bd317c05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
您最近一年使用:0次
解题方法
7 . 设
,
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39a5893471ff2b1527883fb3c4f15f07.png)
,若
的内角
满足
,则
=___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8c7d6568253da61d8211785ea3fa5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5157c0aad40a98b35143f88723299f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b280ec962a7cd3ef829dba6d1b8e40c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39a5893471ff2b1527883fb3c4f15f07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fabd5c9c1361ad20509b12efe296612a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f37424642fb8cc2a6c15dfb8ee60ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b01adc561735ff5be9bb97266918f2.png)
您最近一年使用:0次
解题方法
8 . 已知
,
是第二象限角,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d450aea0fb89e956fc4caa3a9c59fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
您最近一年使用:0次
2020-06-07更新
|
235次组卷
|
2卷引用:上海市上海外国语大学嘉定实验高中2019-2020学年高一下学期期中数学试题
9 . 在
中,角
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d458986c5f4066e29887f1dd41d0e54.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a4e3a64f7fdda4453b39628453de702.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d458986c5f4066e29887f1dd41d0e54.png)
您最近一年使用:0次
解题方法
10 . 若
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18ac2817c37f1e8ceaf0b2ad0719945.png)
_________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d5c07ac78d5b53e97124d95186660c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79d04aa7a522a2f19380ddecfb9f5214.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18ac2817c37f1e8ceaf0b2ad0719945.png)
您最近一年使用:0次