名校
解题方法
1 .
则
为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bc81df4e036474956a5da72432515a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b2148f50f80707c518dce7b18f5ed28.png)
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2023-12-20更新
|
381次组卷
|
3卷引用:第9章 平面向量单元综合能力测试卷-【帮课堂】(苏教版2019必修第二册)
(已下线)第9章 平面向量单元综合能力测试卷-【帮课堂】(苏教版2019必修第二册)江苏省常州市联盟学校2024届高三上学期12月学情调研数学试题江苏省无锡市南菁高级中学2024届高三上学期期末模拟数学试题
2023高三上·全国·专题练习
解题方法
2 . 在
中,
,
,
,求
的内切圆半径![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5efeb0531933d89f1fa2262355ae55a4.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf802a8afd98d021a377c76b1085daed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc7407d82d6e55b969d34e937ce36f3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5efeb0531933d89f1fa2262355ae55a4.png)
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2023高三上·全国·专题练习
解题方法
3 . 已知
的外接圆半径为
,且满足
,则
面积的最大值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e428e7a09732be85c1224e9c8f6a71c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac05165a5c8dfa312213f9c274810816.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e428e7a09732be85c1224e9c8f6a71c5.png)
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4 . 在
中,
,
,
,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4e9bb42376c12d7d21702ae8062b25a.png)
____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07abc09e1f0bf5eb87259e3381b3316a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3320a13248a3a1208ff6ee85c9d26f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4e9bb42376c12d7d21702ae8062b25a.png)
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2023高三上·全国·专题练习
解题方法
5 . △ABC的内角
的对边分别为
,且满足:
.
面积为
,外接圆直径为4,则
的周长为_____ .
![](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/04d68aa5c54b903306c476dacbb04dd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d3dcbb853e4b9fd1d011bd5f1948018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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2023高三上·全国·专题练习
解题方法
6 . 在△ABC中,角A,B,C所对的边分别为a,b,c,
,
,
,则△ABC的面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/154c0fe2aaaa1f7c3bdde6db950e6583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e787dd4c34300c3a3642068b05c26d0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82f5744572e6103f4438758cf0be2a1a.png)
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2023高三上·全国·专题练习
7 . 如图,在平面四边形
中,
.记
的面积为
,
的面积为
.
,则S的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e740f4cf27405dbf28ae40ac1bf3eb21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661ff55b5ebbadfb600989af3cfce2fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a28df6038cf903a5b6b069ff0aec4ec0.png)
![](https://img.xkw.com/dksih/QBM/2023/12/19/3392566498025472/3392592825778176/STEM/4d3e01fd2b6042c58098dfd1312316fd.png?resizew=125)
您最近一年使用:0次
解题方法
8 . 在
中,
是
的角平分线且
,
,若
,则
的面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a65857634a388daed27e63c58fc1cdda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69898656924c6e520feba335b8b8d141.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d5c259fd573be2a9457298a4f26394d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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名校
解题方法
9 . 已知点
在同一平面,且
三点不共线,且满足
,其中
,
,
,则
的值为__________ ,则
的面积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e7147ca48d60f169fab98d1f8aa3287.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44aa4045bdfad62809441d59206aa390.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa19aafdecc3445003c58521677f278f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efd738a9c0d92e69b26a7a8b40ae668e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f95ed26dc4b02e343891ea1b521363da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b0ba14e41e306e5633ad4bf1cdedd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
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2023-11-30更新
|
699次组卷
|
3卷引用:专题11 平面向量小题全归类(13大核心考点)(讲义)
名校
10 .
为
的边
一点,满足
.记
,
,用
,
表示![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad9d86315677a86bb4dc09d06310f3f1.png)
______ ;若
,且
的面积为
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5c9ba21933a3ac9f13936183443e8d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6bd6df964218629d6c070ac05e4ba8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44041d7db43765408e387ffab5f86244.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad9d86315677a86bb4dc09d06310f3f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/440eb5373b06e0e24b83c762bf79a649.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4700efcb84c4027ce7a50af0d5212fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
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