名校
1 . 在
中,
为
的中点,
,过点
任作一条直线,分别交线段
、
于
、
两点,设
,
,若用
、
表示
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fea710df180d840bacf40404075be89e.png)
__________ ;若
,
,则
的最小值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/0ae15e429b1f97e484c2669954d2d66f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/319ad2785c82f621c4b807bb9a2493c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9a6facc3f8956c8fea30f60455804f1.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/0735144f6e24b6b32028ff14c17c1cec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fea710df180d840bacf40404075be89e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1eacdc33a7a86911a9de1e896fd333a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/345adbdcf430d08466e215db7d0edb99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0946479c941fbedaec12db71df4db991.png)
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2023-03-24更新
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1221次组卷
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3卷引用:天津市滨海新区塘沽第一中学2024届高三上学期第一次月考数学复习卷3
名校
解题方法
2 . 已知点O是锐角
的外心,
,
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d1d448b10a8931195f1a8fda5d9e582.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54275b7e571660d0a9e0370fbfe5050b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd0763b031b7e6b6d87ce3554ac482d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e899c486dc49e560fc4aca05e16835b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8954ac84d5a64358d2876a62f2a439b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d1d448b10a8931195f1a8fda5d9e582.png)
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2023-02-05更新
|
1208次组卷
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4卷引用:江苏省镇江中学2022-2023学年高一下学期三月检测数学试题
江苏省镇江中学2022-2023学年高一下学期三月检测数学试题沪教版(2020) 一轮复习 堂堂清 第六单元 6.2 向量的分解定理海南省琼海市四校大联考2023届高三12月数学科试题(已下线)期末考测试(提升)一隅三反系列(人教A版2019必修第二册)
3 . 如图所示,
中
为重心,
过
点,
,
,则
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17c3be403d6a75a5816862b9d5cdb0a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/791be3ba49e98608cdbf6e78f823d250.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e84234edf14ccd55243f0b8ce438b55.png)
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2023-12-11更新
|
1040次组卷
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9卷引用:河北省保定市保定中学2023-2024学年高一下学期二调考试数学试卷
河北省保定市保定中学2023-2024学年高一下学期二调考试数学试卷陕西省渭南市集才中学老城分校2021-2022学年高三上学期期末理科数学试题(已下线)专题03 向量的数乘-【寒假自学课】(苏教版2019)(已下线)专题1.4 平面向量基本定理及坐标表示-重难点突破及混淆易错规避(人教A版2019必修第二册)(已下线)6.2.3 向量的数乘运算(分层作业)-【上好课】(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)(已下线)第9章 平面向量 章末题型归纳总结-【帮课堂】(苏教版2019必修第二册)(已下线)6.2.1-6.2.3 向量的加法运算、向量的减法运算、向量的数乘运算 -同步题型分类归纳讲与练(人教A版2019必修第二册)(已下线)6.2.3 向量的数乘运算——课后作业(基础版)
名校
4 . 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
|
1261次组卷
|
2卷引用:甘肃省张掖中学2023-2024学年高一下学期4月月考数学试卷
名校
5 . 设
为抛物线
的焦点,
,
,
为该抛物线上不同的三点,若
,
为坐标原点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69429b4c8548ce637c395ad7ec1a77a7.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac62b1ade07205ae2693ec1ab135def.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/93c3e9592e46422306b8e50ec195326e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69429b4c8548ce637c395ad7ec1a77a7.png)
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2023-09-05更新
|
1130次组卷
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4卷引用:湖南省长沙市第一中学2024届高三上学期月考(四)数学试题
名校
6 . 如图,在
中,
是线段
上的点,且
,
是线段
的中点,延长
交
于
点,设
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
__________ ;若
为边长等于2的正三角形,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b099a0cfbb1f13a91277540bf004c66a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c185466a3517b2f1453e175748963873.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf1438142deeac876fc7dc50552e552.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1aec9d16d88595567bb3b3394888280.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b099a0cfbb1f13a91277540bf004c66a.png)
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2023-10-25更新
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1311次组卷
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7卷引用:河南省周口恒大中学2024届高三下学期5月月考数学试题
河南省周口恒大中学2024届高三下学期5月月考数学试题天津市和平区2022-2023学年高一下学期期末数学试题(已下线)9.3 向量基本定理及坐标表示2-【帮课堂】(苏教版2019必修第二册)(已下线)模块一 专题2 平面向量基本定理与坐标运算(A)(已下线)模块一专题2《平面向量基本定理与坐标运算》A基础卷(苏教版)(已下线)模块一 专题4 平面向量基本定理与坐标运算(A)北师大版高一期中(已下线)专题05向量数量积期末10种常考题型归类-《期末真题分类汇编》(人教B版2019必修第三册)
名校
解题方法
7 . 如图,在
中,
,
,直线
交
于点
,若
则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ad819abc817030381444a01b3e5fc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feaa0f94abe76024ee680c5d4b9f9558.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7785afeeaf274892253d04b4f693b367.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/785b88271cd042dabf691e80d7ae72aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/26/32caf8c8-8759-4191-94cf-7d7024776566.png?resizew=169)
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解题方法
8 . 已知平行四边形
中,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed97dbde73cd89bfc1abeb3ac7890f2.png)
________ ;若
,
,则
的最大值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73eb63d44d1c9dea0a1c0fbd0b4675e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed97dbde73cd89bfc1abeb3ac7890f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5eb0f7572cae30e297837bcc36b43411.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf2b9a8ea7faf6c838e7b14065f6d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eada92a7ad4629e4026d5e1cb1e6f578.png)
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2022-05-17更新
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2185次组卷
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6卷引用:天津市北辰区第九十六中学2024届高三上学期12月阶段性检测数学试题
天津市北辰区第九十六中学2024届高三上学期12月阶段性检测数学试题天津市北辰区第九十六中学2024届高三上学期第二次月考数学试题天津市南开区2022届高三下学期二模数学试题(已下线)专题9 平面向量数量积的最值问题(已下线)拓展一:平面向量的拓展应用 (精讲)(2) - 【精讲精练】2022-2023学年高一数学下学期同步精讲精练(人教A版2019必修第二册)(已下线)2023年天津高考数学真题变式题11-15
名校
9 . 如图,在矩形ABCD中,
,
,
,M为BC的中点,若点P在线段BD上运动,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39e7b83a2497d1662d1a95ec4cbb7495.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4f11324acfd7111fb8b4204d5b2692d.png)
![](https://img.xkw.com/dksih/QBM/2022/1/9/2876787661602816/2913975725662208/STEM/8ee847fc-7c33-4c0f-a182-f471424bc2cd.png?resizew=214)
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2022-02-11更新
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2324次组卷
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6卷引用:江苏省苏州市八校联盟2021-2022学年高三上学期12月第二次适应性联考数学试题
江苏省苏州市八校联盟2021-2022学年高三上学期12月第二次适应性联考数学试题山东省新泰市第一中学2021-2022学年高一下学期第一次质量检测数学试题广东省揭阳市惠来县第一中学2021-2022学年高一下学期第一次段考数学试题(已下线)第六章 平面向量及其应用(章末综合卷)-2021-2022学年高一数学链接教材精准变式练(人教A版2019必修第二册)(已下线)专题03 平面向量基本定理及坐标表示-2021-2022学年高一《新题速递·数学》(人教A版2019)江苏省南京田家炳高级中学2023-2024学年高二上学期期中模拟数学试题
2023·全国·模拟预测
10 . 已知在△ABC中,∠BAC=60°,点D为边BC的中点,E,F分别为BD,DC的中点,若AD=1,则
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e48a83a9230060c6388d0dfc5288089.png)
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