名校
解题方法
1 . 如图,在
中,
,
,P为CD上一点,且满足
,若
,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1371fe98a65d8ebd840c8d98346b6d15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5c9ba21933a3ac9f13936183443e8d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/505ec088ad5838f5e6df020daadbf80c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7315d701498c8f688b8981d4ec629b18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/596f68ba4b746cab4b2c26ffce554b5a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/11/7cf5803d-4403-43dc-a05f-3430f88d0436.png?resizew=160)
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2023-11-09更新
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938次组卷
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3卷引用:天津市第二南开学校2023-2024学年高三上学期期中数学试题
天津市第二南开学校2023-2024学年高三上学期期中数学试题上海市浦东新区上海市实验学校2024届高三上学期第三次月考数学试题(已下线)第13讲 拓展一:平面向量综合问题-【帮课堂】(人教A版2019必修第二册)
名校
解题方法
2 . 在中,
为
中点,
为线段
上一点,且满足
,若
,则
的最大值为
您最近一年使用:0次
名校
3 . 在
中,
,
,且
,设
为平面
上的一点,则
的最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f08273d339dc5ddbb89aa67bb8205e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d70dc2c20619a4fc12a0cfda59af5b69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a060025b90dd4e372386361c9618baa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb7a9bb8ba3d2ec7d9ccb5f6c76abfd2.png)
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2022-10-28更新
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1039次组卷
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6卷引用:天津市汇文中学2022-2023学年高三上学期期中数学试题
天津市汇文中学2022-2023学年高三上学期期中数学试题江苏省姜堰中学、如东中学、沭阳如东中学2022-2023学年高三上学期10月联考数学试题新疆石河子第一中学2023届高三上学期10月月考数学(理)试题(已下线)6.2.4 向量的数量积 (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)专题6.15 平面向量及其应用全章综合测试卷(提高篇)-2022-2023学年高一数学举一反三系列(人教A版2019必修第二册)(已下线)专题6.6 向量的数量积(重难点题型检测)-2022-2023学年高一数学举一反三系列(人教A版2019必修第二册)
名校
解题方法
4 . 已知
与
的夹角为
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4247a5aa34b3e197b79719e8606b02f6.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae98586d80f892771c90ab39eaced90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee437e6ff470c2f67b8429f57b90ae37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61cf5f671140ad299c67134642f1ffdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed13f678d9d69e61ec74d8dcedce3764.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4247a5aa34b3e197b79719e8606b02f6.png)
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2021-09-23更新
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1050次组卷
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5卷引用:天津市第二中学2021-2022学年高三上学期9月月考数学试题
解题方法
5 . 已知平面向量
,
的夹角为
,且
,
,在△
中,
,
,D为BC的中点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b41424e56f93d6c044d3ce827847d29f.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0c398ef888cab14a0805a46f59150e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/759bc4eeb0c937af667093c416ed83bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fed4d100be0971f786a52991a1ced17d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1120645a556ae4d758c3c4385efe520f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d6799a223a1d3df46ac41d6bd349b7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60340bae300b9bb0c579013f32f76d28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b41424e56f93d6c044d3ce827847d29f.png)
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2022-01-12更新
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712次组卷
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3卷引用:天津市静文高级中学2022-2023学年高三上学期期末数学试题
名校
解题方法
6 . 已知圆O的半径为2,A,B是圆O上两点,且
,
是圆O的一条直径,若动点P满足
(
,
),且
,则
的最小值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc1eb76fe74cba30f7cbcde349ba80da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59bca4c0ab83a3ca3b0ebf03281be74f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01f56a22d95eab351e09da1afb8153bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81183a9c8cce71857da65d5f45bebd73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe70626f544a8f74474cbcabdaa42f2c.png)
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7 . 在平行四边形
中,
,
,点
在
上且满足
,
,若
为
的中点,且
,则
的长为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4aca5534bce25acaeb7379deed8f8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb8fb552b9e21dbaba74d11aa747790.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c9e5e20547e52ada1878a3c0d7f6669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b540e276f4f003a9a19bd5fe95d1b3fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/565fcb3f16db67fc2b6fafe63d682a47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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2021-01-17更新
|
500次组卷
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2卷引用:天津市部分区2020-2021学年高三上学期期末数学试题
名校
解题方法
8 . 如图,在
中,
,
,
为
上一点,且满足
,若
的面积为
,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d11a5a756d8fdd7b294c4f5fd63467b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c9904c954964b180203f8aa1820f595.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/226d343dd87cefa45e47f14603a401e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edb57d84f9bbcb3e30d4ce7e2e1e8604.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee23583621652dac1b5e413f61f0d129.png)
![](https://img.xkw.com/dksih/QBM/2020/7/30/2516891167916032/2517602543558656/STEM/88be19179a7c4ecf8355a8e01b8d8c01.png?resizew=186)
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2020-07-31更新
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861次组卷
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2卷引用:天津市北辰区2020届高考二模数学试题
9 . 如图,在
中,
是
的中点,
在边
上,
,
与
交于点
.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac10beddabce0a8176a0dcb5f640628f.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.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/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/833a1317d15bdad58ca21d3934a9a2b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/898febffc8af46cd1076af70175ceb5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac10beddabce0a8176a0dcb5f640628f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/10/3d2b174b-1ada-4df3-89dd-26c37302990d.png?resizew=176)
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10 . 如图,在边长为1的正三角形ABC中,E、F分别为边AB、AC上的动点,且满足
,
,其中m,
,
,M、N分别是EF、BC的中点,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/209d9d37d7294bbccb659871d4186ccc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cf991f2a0d4d2aec3ae2b472a0f8a69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6fc8002da2181676c390613b61eb20a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36c754209fa050a147f5b540cb89521a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94d472918ad80dbd61058c3e099dd93.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/6/a0156993-9513-42c6-b5cf-a75415b142d1.png?resizew=158)
您最近一年使用:0次
2019-03-23更新
|
654次组卷
|
2卷引用:【全国百强校】天津市南开中学2019届高三上第二次月考数学试题(理科)