名校
解题方法
1 . 已知平行四边形ABCD中,AC与BD交于点O,E为线段OD的中点,AE的延长线与CD交于点F.若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ace1f0505dac8a8ea7bca12dc94eb41.png)
______ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e68028d33ab8a11b4cd40ecfdd253b1d.png)
______ (答案用含
,
的式子表示).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87919b376c1de16dc744b04d72877183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8682ba80b5d1e124e98c8661c753a19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ace1f0505dac8a8ea7bca12dc94eb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e68028d33ab8a11b4cd40ecfdd253b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
您最近一年使用:0次
2024高三下·北京·专题练习
解题方法
2 . 如图,在梯形
中,
,
,
,
,
,如果
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/105ec23be7d6a51641b0d2c4aace9bee.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f79863ffcfa63117ca6741b20a48e69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d5a2cd05e4476fc72271e8fdb59a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/833cfda415649b832cc136caed392753.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6109b3b96a60e133eacb86f20e396335.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fe4dbd0765f198f526ebb64bdcbcbd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/105ec23be7d6a51641b0d2c4aace9bee.png)
您最近一年使用:0次
解题方法
3 . 在梯形ABCD中,
为AD中点,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
__________ ..
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da92c977afcf03095c29932eacabef1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8025304ed65fae4c45078bc6e651df0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
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名校
4 .
与
是两个单位向量,
,则当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825116eb345f5505ebc8c1cdb8a1f131.png)
______ 时,
取得最小值.
![](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/4ca6b59bdd54ca0cc3632409dfb39dd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825116eb345f5505ebc8c1cdb8a1f131.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d882913c702822a27f07c06ea005a1f.png)
您最近一年使用:0次
名校
解题方法
5 . 如图,边长为2的菱形
的对角线相交于点
,点
在线段
上运动,若
,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf1438142deeac876fc7dc50552e552.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72a52842632f5cb20a7647c3fa4062bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59880e470359d8e9faf6ae5ce155cf2a.png)
您最近一年使用:0次
2023-11-30更新
|
1277次组卷
|
8卷引用:北京市顺义牛栏山第一中学2023-2024学年高一创新班上学期期中考试数学试卷
北京市顺义牛栏山第一中学2023-2024学年高一创新班上学期期中考试数学试卷(已下线)专题04 向量的数量积-【寒假自学课】(苏教版2019)(已下线)【一题多变】向量点积,投影降维(已下线)9.2 向量运算2 -【帮课堂】(苏教版2019必修第二册)(已下线)6.2.4 向量的数量积10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)广东省湛江市第二十一中学2023-2024学年高一下学期第一次月考数学试题(已下线)高一下学期期中复习填空题压轴题十七大题型专练(1)-举一反三系列(人教A版2019必修第二册)(已下线)6.2.4 向量的数量积——课堂例题
名校
解题方法
6 . 设点
是圆:
上的动点,定点
,
,则
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f46bd6985253f993dc2d1c12b801dc2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32366143230ca122894a4bada7c7b96d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3e755804d23862a82d32bd7f901c23c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd79ea6078a73c1e7ec4769e5546abec.png)
您最近一年使用:0次
2023-11-14更新
|
956次组卷
|
4卷引用:北京市海淀区北京交大附中2024届高三上学期12月诊断练习数学试题
北京市海淀区北京交大附中2024届高三上学期12月诊断练习数学试题广东省广州市三校(南实、铁一、广外)2023-2024学年高二上学期期中联考数学试题福建省三明市第一中学2024届高三上学期月考二(12月)数学试题(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)
7 . 在等腰
中,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16ca90e8a784f990c4097eec9219908d.png)
____________ ;若点
满足
,则
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c3e9ef3e849788645552cfb0735d987.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194ec92cdb9536b73028613ee7b50120.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16ca90e8a784f990c4097eec9219908d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6fa5ef53cdb207268ce8e525b0e8974.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59880e470359d8e9faf6ae5ce155cf2a.png)
您最近一年使用:0次
解题方法
8 . 在棱长为1的正方体
中,点
满足
,其中
,
.给出下列四个结论:
①所有满足条件的点
组成的区域面积为1;
②当
时,三棱锥
的体积为定值;
③当
时,点
到
距离的最小值为1;
④当
时,有且仅有一个点
,使得
平面
.
则所有正确结论的序号为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac6b545127bd51036a5a7b0d3cd5b320.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee72261f6901e62dfd0ffe547406544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34e2e01346f60857ff635bb766802e57.png)
①所有满足条件的点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2753dc1c83d54044b89e628a7eb247f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aab98011d732d4094e4e881b0bd2bd6.png)
③当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/500d68f2678989a5ce7431cfd51b019d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e26d9636ad77369535852c6e4493446a.png)
④当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76819195cffab10d81638dd673f3af98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e16f65c3a318220c2f5baac171bbb61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4704cbf3d2de2f06a6ee29b3c252109.png)
则所有正确结论的序号为
您最近一年使用:0次
名校
解题方法
9 . 已知等边
的边长为
,
分别是
的中点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/951ca74d07373b0b38905f5a90996169.png)
_______ ;若
是线段
上的动点,且
,则
的最小值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2abc6369f9b1d6ca99b71e7827a03910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94500d6d72a42fe59f5cf6e9bba3917.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/951ca74d07373b0b38905f5a90996169.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6c6a33587d90ed71c34a79670f2e3e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53b75f71a396f2910be554b1c71f51a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12529b9d6f852fa8ff21ea95e0591c0c.png)
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2023-11-09更新
|
596次组卷
|
6卷引用:北京市大兴区2024届高三上学期期中检测数学试题
北京市大兴区2024届高三上学期期中检测数学试题北京市中关村中学2023-2024学年高二下学期期中调研数学试题(已下线)6.2.4向量的数量积【第三练】“上好三节课,做好三套题“高中数学素养晋级之路(已下线)9.2 向量运算1-【帮课堂】(苏教版2019必修第二册)(已下线)6.2.4 向量的数量积10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)6.2.4 向量的数量积——课堂例题
名校
解题方法
10 . 已知
为等边三角形,且边长为2,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32265b3dffa2e332416e066f6fdd490d.png)
________ ;若
,
,则
的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32265b3dffa2e332416e066f6fdd490d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30b6afafae50d87d0ecf3ae0e0103b0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d133bcf2a8104ed6abb51e51e0670f68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94b525fa204263825a9d407fdd85f69e.png)
您最近一年使用:0次