1 . 从条件①
,②
中任选一个,补充到下面的问题中并作答.在
中,角A,B,C的对边分别为a,b,c,且
,_________,求
.
注:如果选择多个条件分别解答.按第一个解答计分
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f784b3960ce0fd58964163997375bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825793ebd4bb376a09621f163ac990a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/885816a077eb469f8e2549cca9a461cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
注:如果选择多个条件分别解答.按第一个解答计分
您最近一年使用:0次
名校
解题方法
2 . 已知条件:①
;②
;③
.
从三个条件中任选一个,补充在下面的问题中,并解答问题:在
中,角A,B,C所对的边分别为a,b,c,满足:____.
(1)求角C的大小;
(2)若
,
与
的平分线交于点I,求
周长的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9d4d82f4d873588c07d170e4ef46790.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8c0711d31bb41d8990152969cc315e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d7f93674ef9c9e16f7952bfc2cd85fc.png)
从三个条件中任选一个,补充在下面的问题中,并解答问题:在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(1)求角C的大小;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f002f960ec07ea229ed243e2d991d83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43bcf9f1acfec083a5478b868efb9c2a.png)
您最近一年使用:0次
2023-08-14更新
|
1560次组卷
|
12卷引用:河北省邯郸市2023届高三二模数学试题
河北省邯郸市2023届高三二模数学试题(已下线)模块六 专题1 易错题目重组卷(河北卷)(已下线)数学(全国甲卷理科)(已下线)高一数学下学期第二次月考02(范围:平面向量,解三角形,复数,立体几何)(已下线)押新高考第17题 解三角形专题10解三角形(已下线)专题08 解三角形-1山东省泰安市泰安一中新校区2022-2023学年高一下学期期中数学试题(已下线)专题03 解三角形(解密讲义)(已下线)专题02 解三角形大题(已下线)微专题02 解三角形最值、范围与图形题型归类福建省宁德市福安市第一中学2023-2024学年高一下学期3月月考数学试题
名校
解题方法
3 . 在
中,点
在边
上
异于
,且
在
之间
.
(1)若
的平分线交
于点
,求
的最小值;
(2)若
,求
面积的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49320ddb284d18ac80b224f2ecd668b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab609a6574633ebabcff3e73fa862081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d4ae07777a4e69d71efe356b8174c84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d43f6c0a878120f96e867fc975e7603.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f68b1bc25e4408498250e122d60a165e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/549b129cdf887a21292e37230b290d1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98013a5042685a1db94249e70c62c09a.png)
您最近一年使用:0次
2023-05-05更新
|
210次组卷
|
2卷引用:河北省邯郸市大名县第一中学2022-2023学年高一下学期期中数学试题
4 . 已知函数
在
上单调.
(1)求
的单调递增区间;
(2)若△ABC的内角A,B,C的对边分别是a,b,c,且
,
,求△ABC周长的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0de1d1d1ada76d462ff833fb0982b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad4d7043863b587eeb4d875672bfc728.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若△ABC的内角A,B,C的对边分别是a,b,c,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae27a92e1d1a5f250637f058d25edf02.png)
您最近一年使用:0次
名校
5 . 在锐角
中,角
,
,
的对边分别为
,
,
,已知
且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75835af3c38d561d30f962271a5fe12d.png)
.
(1)求角
的大小;
(2)求
的取值范围.
![](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/f7fa79a550591eb9e1bd07bced3a08fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75835af3c38d561d30f962271a5fe12d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55eb687edde4986acdf06fcce624e2a3.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd2ed49b4be25eac88aa2af01aa84c15.png)
您最近一年使用:0次
2021-11-23更新
|
458次组卷
|
5卷引用:河北省邯郸市永年区第二中学2022-2023学年高一下学期3月月考数学试题