1 . 已知
是第三象限角,且
.
(1)求
,
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7703c12ddf1769ae707594fd5675261d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a282d19bf2c827a98d4443330f7ca1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2e03c3b7fd989db463a735853150b66.png)
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2 . 在
中,
.
(1)求
的值;
(2)求c的值.
(3)将题中条件“
”改为“
”,求c的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c2488ff2852166d09e1331e0c206569.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5201fc26d013f6fb889933c0e32f5c53.png)
(2)求c的值.
(3)将题中条件“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccf7bbcc6deed520368b89c90502dab7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd52fd3923575a46c8d432b459120345.png)
您最近一年使用:0次
3 . 在
中,角A,B,C所对的边分别是,a,b,c,
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5af039cad52ca4e1f1e322277bc81afd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baa8d75a6638e08eedbff8662267da6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c885e8032706feed854495e0f608aa04.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-05-19更新
|
2108次组卷
|
5卷引用:天津市第二十五中学2022-2023学年高一下学期第二次月考数学试题
名校
解题方法
4 . 在
中,角A,B,C所对的边分别为a,b,c.满足
.
(1)求角B的大小;
(2)设
,
.
(ⅰ)求c的值;
(ⅱ)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95d37b2f8d5da8eaa07442b941017c1c.png)
(1)求角B的大小;
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39372e70f5465f8cf0c5ebf7653f0e68.png)
(ⅰ)求c的值;
(ⅱ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691778fc34f1de34ea68d916f3625f91.png)
您最近一年使用:0次
2023-05-18更新
|
5274次组卷
|
17卷引用:天津市北辰区2023届高三三模数学试题
天津市北辰区2023届高三三模数学试题天津市九校联考2023届高三模拟考试数学试题天津市第一中学2022-2023学年高一下学期期末数学试题天津市九十六中学2023-2024学年高三上学期第一次月考数学试题天津市滨海新区塘沽第一中学2024届高三毕业班暑期作业调研入学考试数学试卷(已下线)专题02 平面向量与解三角形-《期末真题分类汇编》(天津专用)天津市河西区天津市第四中学2024届高考模拟预测数学试题(已下线)第4讲 解三角形(2) - 《考点·题型·密卷》(已下线)第02讲 解三角形专题期末高频考点题型秒杀(已下线)高一下学期数学期末押题卷01-期末高分必刷题型湖南省长沙市明德中学2022-2023学年高二下学期三段考数学试题河南省信阳市2022-2023学年高一下学期期末数学试题湖南省株洲市炎陵县2022-2023学年高二下学期期末数学试题宁夏贺兰县第一中学2022-2023学年高一下学期数学期末复习试题(三)辽宁省重点高中沈阳市郊联体2022-2023学年高一下学期6月月考数学试题江西省上饶市广信区综合高级中学2023-2024学年高三上学期9月月考数学试题河北省衡水市武强中学2024届高三上学期期末数学试题
名校
5 . 已知
,
.
(1)求
的大小;
(2)设函数
,
,求
的单调区间及值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a837149d753a3457daeb1eef3a90f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bcae5a98ebac83e8ba25c068ac4b436.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49c739b5b68c5dc757b5a88152bd4b9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd5cdde751120c6deab563a6f7f8cf05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
2023-05-12更新
|
1196次组卷
|
5卷引用:天津市耀华中学2023届高三一模数学试题
天津市耀华中学2023届高三一模数学试题湖南省常德市第一中学2023-2024学年高三上学期第二次月考数学试题(已下线)第四章 三角函数与解三角形 第四节 第一课时 三角函数的图象与性质(一)(B素养提升卷)(已下线)第02讲 三角恒等变换(练习)(已下线)模块四 专题5 大题分类练(三角)基础夯实练(人教A)
名校
解题方法
6 . 函数
的部分图象大致为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dd0af93ce886c4a5d81bc26edb665eb.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-09-30更新
|
699次组卷
|
4卷引用:天津市第四十七中学2023-2024学年高三上学期10月期中数学试题
名校
解题方法
7 . 已知角
的终边经过点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b9aceea086efe900c1faebf33ae5ac.png)
_________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33a600bdff6e083932cc9e3af1cf1c2f.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f40d5459e1385ab7d829ea96ca0b946.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b9aceea086efe900c1faebf33ae5ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33a600bdff6e083932cc9e3af1cf1c2f.png)
您最近一年使用:0次
名校
解题方法
8 . 在非等腰
中,
,
,
分别是三个内角
,
,
的对边,且
,
,
.
(1)求
的值;
(2)求
的周长;
(3)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b97bb18e5ca34d22b5e827316a122a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9cb21ae875f36d52d0b6f82b0201d0e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b32f2d4d1d2c16c54b2caef17840bfcb.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6fa9b3ebd39d5add347e187084544f.png)
您最近一年使用:0次
解题方法
9 .
中,角
,
,
所对的边分别为
,
,
,且
.
(1)求角
的大小;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cf1b57882f72a3c7bb95773e93c66a5.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baf623a808eaaef1acef2bd44d92d34a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e74a3687e9617b8e2f782447e8314079.png)
您最近一年使用:0次
2023-04-06更新
|
1755次组卷
|
3卷引用:天津市河北区2023届高三一模数学试题
解题方法
10 . 在
中,角
的对边分别为
.已知
.
(1)求
的值;
(2)求
的值;
(3)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de5c5e13e8ec0089a908c950b22d8e1f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fa6361e919ac07ee6ed642556e1d1ae.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c181f86de3c96a7ef7a1a04c3a438f.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55f059b4b8129a7babe85fde402aca3a.png)
您最近一年使用:0次