名校
解题方法
1 . 已知正
的边长为
,中心为
,过
的动直线
与边
,
分别相交于点
、
,
,
,
.
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5dc34f1eb0f29b09e027a1f69479972.png)
______ ;
(2)
与
的面积之比的最小值为______ .
![](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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbc6bd78eaf4e6b4a904b9850392fcf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/323f0075c96990706da0ba1d81c91ffa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b18bf5477ab809cf5b133a045b0ea8e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9e07c611d39260a3160ef7380df0fa2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5dc34f1eb0f29b09e027a1f69479972.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98013a5042685a1db94249e70c62c09a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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2 . 若非零向量
满足
,且
,则能使得
成立的一组
可以是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77c1267516e981efe5d79740977128da.png)
______ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8af740e84814052ba6b234972eb5967.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e12e95f703ad30ab9a3d38376830989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b975cffd04083f2a7caef3205b104db5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/567b570148d4e77896b90b8413324f94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e6a9dcd6045ca163a8da9279114410c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28cc40f6ce54fe6b2881aea162713c47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77c1267516e981efe5d79740977128da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8af740e84814052ba6b234972eb5967.png)
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解题方法
3 . 太极图被称为“中华第一图”,其形状如阴阳两鱼互抱在一起,因而被称为“阴阳鱼太极图”.如图所示的图形是由半径为2的大圆O和两个对称的半圆弧组成的,线段MN过点O且两端点M,N分别在两个半圆上,点P是大圆上一动点,令
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77f628174dab470cf9a59f75f37d01e6.png)
________ ;
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/875da985bd6412c94b5cf94dd018434f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdb1f3f67cb7b80fb1eae54c890921db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0656550e7baa73cadb06b93c0ea5930f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77f628174dab470cf9a59f75f37d01e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/854e16eb319ee454088f5b527cf6c4d5.png)
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名校
4 . 如图,在
中,
与BE交于点
,
,则
的值为__________ ;过点
的直线
分别交
于点
设![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0fa39c6987290720606544cd8ebb4d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a93a467f11c29aa3ec6124398b1c5a2.png)
,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04849001f52ddf903b7ee825fba811fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46f4bce66746053e925ba893ad468ef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38bc27a5ffdab4d09e69ca64f7b4a7ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a47b376264d525c790ebad49a849c08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dec2ca6438c82b43f746057d8129885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e88f79da28a2878b27e3742dc8c92fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0fa39c6987290720606544cd8ebb4d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a93a467f11c29aa3ec6124398b1c5a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20ac536dc56e720243eca2f623a6b3c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f32043a653eba02c79ae6395b3bcb34f.png)
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2024-04-29更新
|
326次组卷
|
2卷引用:天津市新华中学2024届高三统练(十一)数学试题
名校
5 . 在
中,设,
,其夹角设为
,平面上点
满足
,
,
交于点
,则
用
表示为_________ .若
,则
的最小值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8cc47326e366b5b07350d461bf75474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91e1e4115d78e625e9e0f47cdade3286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab255c6a3072b49caa4d1de84ed93361.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a9517aa82f6e7a8d8b4aea6fcb0a823.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db1e580058a1c2b3b961055c5b4cdaf5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ef2723673c90347f6dd58346278c7fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b901cc29a51575d40f331c7b9b1e696f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51660f62a2217df718258024fd365697.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aefd06c239145a2b6ae87a955aa51414.png)
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名校
6 . 已知平行四边形
的面积为
,
,且
.若F为线段
上的动点,且
,则实数
的值为___________ ;
的最小值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b27567d43c5b91382ee3d7ca708ee422.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71e90f9f4e44173888a54c624852064a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea8abb4cab55296ca7fc63de0af0aae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56a03511c689527acfb497e69775d0c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33fe25a156a25f00d47e1498eec473c2.png)
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2024-04-10更新
|
1253次组卷
|
2卷引用:天津市部分区2023-2024学年高三下学期质量调查数学试卷(一)
7 . 青花瓷,常简称青花,代表了我国古代劳动人民智慧的结晶,是中国瓷器的主流品种之一.图一是一个由波涛纹和葡萄纹构成的正六边形青花瓷盘,已知图二中正六边形的边长为
,圆
的圆心为正六边形的中心,半径为
,若点
在正六边形的边上运动,动点
在圆
上运动且关于圆心
对称.(i)请用
表示![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb6dfd72e67dcfcc2578d4612ce1a6ad.png)
_______ ;(ii)请写出
的取值范围_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da1cdc58c5c894ccf294e6f1fa18aae5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb6dfd72e67dcfcc2578d4612ce1a6ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7787dfab61ed9830b531da365e592bbd.png)
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8 . 在
中,
,
,点
为
的中点,点
为
的中点,若设
,则
可用
表示为 __ ;若
,则
的最大值为 __ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5b8b98b2f83279a49e94d9f48c5e6f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ff45293eb694b13c084c88daaaf55a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8cc47326e366b5b07350d461bf75474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d021a5c98388463d577675e58068aa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8e8b95a61af300412fc65f846089028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e27c21a8c8f5987d350cbab0d56d9bbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59809f2fa9ce4c833cdf5fe102feb8d8.png)
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2024-03-09更新
|
876次组卷
|
8卷引用:专题04 平面向量(解密讲义)
(已下线)专题04 平面向量(解密讲义)(已下线)技巧02 填空题的答题技巧(8大核心考点)(讲义)(已下线)专题11 平面向量小题全归类(13大核心考点)(讲义)(已下线)专题10 平面向量(理科)-1(已下线)专题9 平面向量(文科)-2(已下线)第六章 本章综合--归纳本章考点【第一课】“上好三节课,做好三套题“高中数学素养晋级之路广东省东莞市第一中学2023-2024学年高一下学期第一次段考数学试卷(已下线)模块二 专题3 平面向量的数量积的范围(最值)问题(高一下人教B版)
9 . 在
中,
,
,
,
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
_________ ;
的值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a86e66f3705e9f6c9007a7e7f27bcdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5512e952889260d73f25e06078135fdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/510af5ecba1843e86bace1155a54adc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d4c7fa4905fbbfe42fcbc60de6df9cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7f9c2a14e820cd7b4c2e4f440244ddf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecd1d0b6a8a215ab413aed44d4a1f2be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17c3c54b8219d9d8834000e794f0546e.png)
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10 . 如图,在
中,
,过点
的直线分别交直线
于不同的两点
,记
,用
表示![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a56f0466c67eb5811da543f2959b403f.png)
______ ;设
,若
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecd1102eb2ccdb8d722c43333944af08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dec2ca6438c82b43f746057d8129885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ba495e8f9fe02229a4248fdbfb4710.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a56f0466c67eb5811da543f2959b403f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36aa9e08e415270c69b956cca8b0a431.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22d812643e080d4d447fab7fe2ae2646.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b88ea271b3352d75008832f129d39dc0.png)
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2024-01-16更新
|
1778次组卷
|
9卷引用:天津市和平区2024届高三上学期期末质量调查数学试题
天津市和平区2024届高三上学期期末质量调查数学试题(已下线)经典好题1 积常和小 和常积大【练】(已下线)热点4-1 平面向量的概念、线性运算与基本定理(6题型+满分技巧+限时检测)(已下线)2024年天津高考数学真题变式题11-15(已下线)专题9.4 平面向量基本定理-重难点突破及混淆易错规避(苏教版2019必修第二册)(已下线)6.3.1平面向量基本定理-高频考点通关与解题策略(人教A版2019必修第二册)天津市嘉诚中学2023-2024学年高一下学期第一次月考数学试卷(已下线)6.3.1 平面向量基本定理——课后作业(基础版)(已下线)期末模拟卷(范围:人教A版2019必修第二册)-期末真题分类汇编(天津专用)