名校
解题方法
1 . 在
中,角A,B,C的对边分别为a,b,c,且
,且
,则
面积的最大值为______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a35b9a88d1b6fbf5f02f0522420ff9aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3320a13248a3a1208ff6ee85c9d26f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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名校
2 . 在
中,内角A,B,C的对边分别为a,b,c,若
,
,则
的面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d171f3706138025f67fa096448b75ee8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2454d5d2fd727ec4c9f30fecb7e19657.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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2024-05-08更新
|
2061次组卷
|
6卷引用:期末押题卷01(考试范围:苏教版2019必修第二册)-【帮课堂】(苏教版2019必修第二册)
(已下线)期末押题卷01(考试范围:苏教版2019必修第二册)-【帮课堂】(苏教版2019必修第二册)河北省保定市九校2024届高三下学期二模数学试题山西省晋城市2024届高三第三次模拟考试数学试题浙江省强基联盟2024届高三下学期5月全国“优创名校”联考数学试题辽宁省抚顺市六校协作体2024届高三下学期5月模拟考试数学试卷广西钦州市2024届高三年级第三次教学质量监测 数学
名校
3 .
中,角
的平分线交边
于点
,则角平分线
的长为______ .
![](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/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e9aa4692ed8d4cba92eb62340e91ed6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
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2024-05-06更新
|
568次组卷
|
3卷引用:江苏省扬州市广陵区红桥高级中学2023-2024学年高一下学期4月期中考试数学试题
名校
解题方法
4 . 在
中,角
,
,
所对的边分别为
,
,
,
,若
表示
的面积,则
的最大值为__________ .
![](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/0309081c62e1d4dc8547ba6b4254c4e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a454a2c91ace8ef50412a6adf91f8086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86279407f407a070f7925563127305e9.png)
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2024-05-04更新
|
729次组卷
|
4卷引用:江苏省泰州中学2023-2024学年高一下学期期中考试数学试题
江苏省泰州中学2023-2024学年高一下学期期中考试数学试题(已下线)高一 模块3 专题1 第1套 小题入门夯实练【北师大版】第27题 解三角形基于边角转化,几何向量解析锦上添花(优质好题一题多解)四川省眉山市仁寿第一中学校南校区2023-2024学年高一下学期4月期中考试数学试题
名校
解题方法
5 . 已知锐角
内角
,
,
的对边分别为
,
,
若
,
,则
边上高的取值范围为_________ ..
![](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/0334bc85843337c4dfcfdc5c638f9f62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bd5b9bbd3d22bd2cef53dd4b9691257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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名校
6 . 在
中,
为
上一点,①
为
的中线,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f63d194aa0d4091618b6f41f569ee2.png)
__________ ;②
为
的角平分线,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f63d194aa0d4091618b6f41f569ee2.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af0549aae62f834402ca4ca0b99f669a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f63d194aa0d4091618b6f41f569ee2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f63d194aa0d4091618b6f41f569ee2.png)
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名校
解题方法
7 . 如图所示,直角三角形
所在平面垂直于平面
,一条直角边
在平面
内,另一条直角边
长为
且
,若平面
上存在点
,使得
的面积为
,则线段
长度的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ccf0c04aa941ba20d5f4c6068b46b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a696fd7542cc0ede19b334a1afee584.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a855335176fc36a15017f50a8561348.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ccf0c04aa941ba20d5f4c6068b46b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63a253c7fdf589ee3dece13d5b5b5732.png)
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2024-04-29更新
|
1366次组卷
|
8卷引用:江苏省南京市建邺高级中学2022-2023学年高一下学期期末数学试题
(已下线)江苏省南京市建邺高级中学2022-2023学年高一下学期期末数学试题湖南省岳阳市2024届高三教学质量监测(三)数学试题河北省保定市曲阳县第一高级中学2023-2024学年高一下学期5月月考数学试卷(已下线)模块5 三模重组卷 第1套 全真模拟卷广东省深圳市深圳大学附属中学、龙城高级中学第二次段考2023-2024学年高一下学期5月月考数学试题广东省东莞市东莞中学松山湖学校2023-2024学年高一下学期第二次段考数学试题黑龙江省大庆市实验中学2023-2024学年高一下学期6月份阶段性质量检测数学试卷河南省许昌市许昌高级中学2023-2024学年高一下学期6月月考数学试题
2024高三·全国·专题练习
名校
8 . 在
中,内角A,B,C所对的边分别为a,b,c.若
,
,
,则
的面积为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7a2b3158a2580cc0c8564d29657e59c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82986ab38a4ae58593191ccae2a44f62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d82ba88243fb40e28c81266b21b597e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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名校
9 . 在
中,角A,B,C的对边分别是a,b,c,已知
,且
的面积为
,则
的内切圆的半径为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c30c196f7c596219bb1ab4bb8eab31ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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2024-04-10更新
|
777次组卷
|
9卷引用:专题11.2正弦定理-重难点突破及混淆易错规避(苏教版2019必修第二册)
(已下线)专题11.2正弦定理-重难点突破及混淆易错规避(苏教版2019必修第二册)河南省焦作市2021届高三四模数学(文科)试题河南省2021届高三阶段性测试(六)文科数学试题辽宁省沈阳市级重点高中联合体2020-2021学年高一下学期期末考试数学试题江西省南昌市豫章中学2022届高三入学调研(A)数学(理)试题(已下线)5.5 正余弦定理(精练)-【一隅三反】2022年高考数学一轮复习(新高考地区专用)河南省濮阳市2021届高三二模数学(文)试题辽宁省大连市庄河市高级中学2021-2022学年高二上学期10月月考数学试题(已下线)专题22 正弦定理、余弦定理
名校
解题方法
10 . 已知四边形
中,
,
,设
与
面积分别为
,
.则
的最大值为__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce519312a849963b376c202c3f9d7cf7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93fb5a916bc3f6945a490356aa3b5582.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661ff55b5ebbadfb600989af3cfce2fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be89b91f05f281190209b1e876299d57.png)
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