名校
解题方法
1 . 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)
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2 . 在
中,
分别为内角
所对的边,若
,
,则
的面积是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b24f007494c515f517bb8f0d42d06c8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e899c486dc49e560fc4aca05e16835b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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3 . 一艘轮船沿北偏东
方向,以18海里/时的速度沿直线航行,一座灯塔原来在轮船的南偏东
方向上,经过10分钟的航行,此时轮船与灯塔的距离为
海里,则灯塔与轮船原来的距离为______ 海里.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06c6c656fb08ad41bbb2dd0ace5aeb58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdab96c93aa82a7f49695cc72148b81f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de31a7b108b0fdc888133f701e7c79b3.png)
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解题方法
4 . 三棱锥
的顶点都在球O的球面上,且
,若三棱锥
的体积最大值为108,则球O的表面积为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd21c1846c3d53e4457dcf68ab228d08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
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2023-04-27更新
|
964次组卷
|
4卷引用:天津市南开中学2022-2023学年高一下学期期中数学试题
名校
解题方法
5 .
的内角
,
,
所对边分别为
,
,
,若
,
,
,则
的面积为______ .
![](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/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da8607bde1fa6cde631a46e921d959a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fc53a890a07c8e10081d6ee48534ec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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2023-04-25更新
|
988次组卷
|
5卷引用:天津市宝坻第一中学2022-2023学年高一下学期阶段练习四数学试题
天津市宝坻第一中学2022-2023学年高一下学期阶段练习四数学试题河南省部分学校(襄城县实验高级中学等)2022-2023学年高三下学期4月质量检测理科数学试题(已下线)人教A版(2019)必修第二册全册(高一下学期期末测试A卷:平面向量、复数、立体几何、概率统计)(已下线)模块一 专题3 解三角形(1)(人教B)云南省楚雄天人中学2022-2023学年高二下学期5月学习效果监测数学试题
6 . 在
中,角
,
,
所对的边分别为
,
,
.已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26308ea6d8f321d27acbd7f9b131f9f1.png)
______ ,若
,则
外接圆的半径为______ .
![](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/fc365d7037709240df6c31f203bd4472.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26308ea6d8f321d27acbd7f9b131f9f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6de1d395e6c48c0676a1488a299479d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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名校
解题方法
7 . 已知定义在区间
的函数
,则
的单调递增区间为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a90f71a22daa4df7bd75c1e3e66fcb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66134e2ddbd44bfab7b0422f282b5359.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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2023-04-19更新
|
660次组卷
|
2卷引用:天津市河东区2022-2023学年高二下学期期中数学试题
名校
解题方法
8 . 若
的三个内角
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1813aa92d2379664c36eb440ef7506fc.png)
__________ .
![](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/b254e5ee33a298ef218adbde0d4385b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1813aa92d2379664c36eb440ef7506fc.png)
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2023-04-07更新
|
810次组卷
|
4卷引用:天津市武清区杨村第一中学2022-2023学年高一下学期第一次形成性检测数学试题
2023高三·全国·专题练习
9 .
=_________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7c0b3243c2b7fe7f091162e1fc7e9cc.png)
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10 . 将函数
的图像向右平移
个单位长度,得到函数
的图像,若
是奇函数,则
的可能取值是______ (只需填一个值)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/859edddb8bfaa736850e1a608b8c712c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff608e024c5885b9ef0694b569da07be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
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