名校
解题方法
1 . 已知
的内角
的对边分别是
.若
,则
( )
![](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/e6c4d3514020cd513c7a5a9e24eddebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea646f395a284441b6c338e10affc3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fb492f8cb1bca9927fd803bb178cd2d.png)
A.![]() | B.![]() | C.2 | D.3 |
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2024-03-27更新
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1204次组卷
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6卷引用:河南省濮阳市2024届高三下学期第一次模拟考试数学试题
河南省濮阳市2024届高三下学期第一次模拟考试数学试题河南省焦作市2024届高三第二次模拟考试数学试题(已下线)6.4.3.2?正弦定理15种常考题型归类(1)-高频考点通关与解题策略(人教A版2019必修第二册)(已下线)6.4.3.2 正弦定理——随堂检测辽宁省东北育才学校科学高中部2023-2024学年高一下学期期中考试数学试题(已下线)第二章 平面向量及其应用章末重点题型复习(2)-同步精品课堂(北师大版2019必修第二册)
2 . 如图,已知AB为圆O的直径,
,
,则六边形AECBDF的周长的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/538d89ee6cae07f1a69637fe5677002b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/14/e565c01c-19e3-4601-98b0-9129fa16bb25.png?resizew=175)
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2023-02-10更新
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465次组卷
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5卷引用:河南省濮阳市2022-2023学年高三下学期第一次摸底考试文科数学试题
3 . 在
中,
,
,
,
平分
交
于点
,则线段
的长为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a4d634d3d678a1912a827fade6a0d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee455ac786062c023b0c74c898ab17e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65a3e478bb87d094e3a0af30dd10ae8.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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
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2019-09-19更新
|
276次组卷
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4卷引用:河南濮阳市华龙区高级中学2021-2022学年高三上学期开学考试数学理科试题
4 . 在
中,角
的对边分别为
,且
.
(1)求
;
(2)若
,
的面积为
,求
的周长.
![](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/6a6211a59a3b01d553e1f961b09ee2ec.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf2d3c6d20ec680b233344a0be893ef4.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)
您最近一年使用:0次
2017-12-16更新
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7卷引用:河南濮阳市华龙区高级中学2021-2022学年高三上学期开学考试数学文科试题