名校
1 . 如图,已知
,
,
为边
上靠近
点的三等分点.
![](https://img.xkw.com/dksih/QBM/2023/10/19/3349407852158976/3350142589747200/STEM/9cea99a57f744967b290a42ae674be7b.png?resizew=174)
(1)若
,
,求
.
(2)若直线
平分
,求
与
内切圆半径之比的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d70dc2c20619a4fc12a0cfda59af5b69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://img.xkw.com/dksih/QBM/2023/10/19/3349407852158976/3350142589747200/STEM/9cea99a57f744967b290a42ae674be7b.png?resizew=174)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f68ef8804d1421b94aabf99fe0bf984.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78192b9e9d4e38175e840233749443bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7e40d6c21cdc4927c033d3c04690212.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73636989e83905f8800a865c2b608c43.png)
您最近一年使用:0次
名校
2 . (1)已知
,
,
,若点D在线段
(包括端点)上移动时,求直线
的斜率
的取值范围;
(2)求函数
,
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0fbd2dd3beb7f5d162211a14c86b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52cee887d21611f113ab1af99d48b048.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9d6e498b0c1d1cedb86fe548f9fe79a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81281cb97a3c9be37137898e24077571.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ae470980d6e3b53c65b9d42d1f011c5.png)
您最近一年使用:0次
名校
解题方法
3 . 已知
的内角
的对边分别为
,且
.
(1)求
外接圆半径.
(2)求
周长的最大值.
![](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/e1e7a966a10493ed2be20c87126ae68e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67311df7eda9b36f1c98aa478f142aa3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
2023-10-19更新
|
924次组卷
|
8卷引用:四川省成都东部新区养马高级中学2023-2024学年高二上学期期中考试数学试题
四川省成都东部新区养马高级中学2023-2024学年高二上学期期中考试数学试题湖北省云学新高考联盟学校2023-2024学年高二上学期10月联考数学试题(已下线)模块三 专题4 三角中的最值问题(已下线)第16讲 第六章 平面向量及其应用 章末重点题型大总结(2)-【帮课堂】(人教A版2019必修第二册)(已下线)专题2 解三角形(期中研习室)(已下线)模块三 专题2 解答题分类练 专题3 解三角形(解答题)(已下线)模块三 专题2 解答题分类练 专题4 解三角形(解答题)(已下线)模块三 专题2 解答题分类练 专题5解三角形(解答题)【人教B版】
名校
解题方法
4 . 在
中,角
,
,
的对边分别为
,
,
,且
.
(1)求
的值;
(2)若
,求
的面积.
![](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/3d3075be2dfff2176dccc01d56d30713.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291ba8755981dfc475aba139af8629da.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bf9deb6c7fe42fc2cf0240c127a74e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
名校
解题方法
5 . 在
中,角
所对的边分别为
.已知
,
,
.
(1)求角
;
(2)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/1332569961b96f38eb4ef97402623bd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8120119749d4bc28067e73fca7d46cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6773cc1ad3d4c75347890937da43a188.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad6981148775f724d41406cb10d658af.png)
您最近一年使用:0次
2023-10-11更新
|
560次组卷
|
2卷引用:四川省遂宁市蓬溪县蓬溪中学校2023-2024学年高二上学期10月月考数学试题
解题方法
6 . 在
中,角
,
,
所对的边分别为
,
,
,已知
.
(1)若
,
,求
的面积;
(2)若
,求
周长的取值范围.
![](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/e12427423a89e86f277fc81cc5ded6c9.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5742b2684d00be50a66e01c9acb6b51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6de1d395e6c48c0676a1488a299479d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
2023-10-10更新
|
1445次组卷
|
7卷引用:四川省眉山市东坡区眉山冠城七中实验学校2023-2024学年高二上学期10月月考数学试题
四川省眉山市东坡区眉山冠城七中实验学校2023-2024学年高二上学期10月月考数学试题湖南省岳阳市平江县颐华高级中学2023-2024学年高二下学期入学考试数学试题广东省郁南县连滩中学2024届高三上学期9月月考数学试题(已下线)模块三 专题4 三角中的最值问题(已下线)专题3-4解三角形大题综合归类-1(已下线)考点18 解三角形中的范围问题 --2024届高考数学考点总动员【讲】(已下线)第14题 三角形中常遇求范围,活用定理转化与回归(优质好题一题多解)
名校
7 . 已知函数
的图像如图所示.
(1)求
的解析式及对称中心;
(2)将函数
的图像向右平移
个单位长度,得到函数
,求函数
在
上的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63791614fdc727323e8085aa5d449293.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/24/eb1b124d-8aaf-4024-bc81-1d6514ff6c9a.png?resizew=149)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d01dc2d99655cf7598837cb0886166ed.png)
您最近一年使用:0次
名校
解题方法
8 . 已知函数
.
(1)求函数
的最小正周期;
(2)求函数
的单调减区间;
(3)在
中,
、
、
分别是角
、
、
的对边,若
,
,
的面积
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3df38d5c2e5bd6a03fc95725d349d1f3.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)在
![](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/95f2d59590aa4817f957ccf6dc23f4d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcb5bac75f36bb1dc5c8190d4dbe681d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52a91b9b3cfe2e5504238b8b7eeea7cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
9 . 如图,在梯形
中,
,
,
,四边形
为矩形,平面
平面
,
,设点
在线段
上运动.
(1)证明:
;
(2)当点
是线段
中点时,求点
到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10df84d553a8826a7ce9bff4bf0d95b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1c0ee0aca57a218e5612835ab49ee2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e075468e7fb0bf30229aec01a7205977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bbc56d42b003cbcb1fbe5c50e55b26b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c0db1f4f666a9be9ede868065a50997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3362a45b72536c714c5107b0ae94f1c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/29/6a36d005-221c-4c2e-b9ac-3eb57670ea2e.png?resizew=230)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/736eca86008d535f03500d32ac00cd46.png)
(2)当点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/176385d91d5e29324fce4a932eff6a79.png)
您最近一年使用:0次
2023-09-25更新
|
319次组卷
|
2卷引用:四川省南充高级中学2021-2022学年高二下学期入学考试数学(文)试题
名校
解题方法
10 . 设
的内角
的对边分别是
,且
.
(1)求角
;
(2)若点
在边
上,
平分
,且
,求
面积的最小值.
![](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/dce982df98bd291e7c811006770e75b4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/24/bb4d5acf-5b1c-44a8-b6eb-d8918f35c25a.png?resizew=228)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/714cc3707bba3bfdb56e251999be8592.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
2023-09-24更新
|
706次组卷
|
2卷引用:四川省凉山州宁南中学2023-2024学年高二上学期第一次月考数学试题