名校
1 . 如图,在平行四边形
中,
,点
分别在边
上,且
,若
点为
的中点,且满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
________ ;当
点在线段
上运动时,
的取值范围为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cde9e052191dad0a0d415e7a33782f15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b199a99e53d67ff4abf233930961a29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/050bb02bd1f30dc038578b826c4503c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aee90fd01fdb64d7e98bb31e2deabc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcf80e9a0f32409b837a284667f6183d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2acfd19c33157feec7bca9533469b0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/20/ec1bca41-8b9f-4171-870c-af30dd173586.png?resizew=179)
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2023-07-16更新
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2卷引用:天津市第一中学2022-2023学年高一下学期期末数学试题
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解题方法
2 . 蜜蜂的巢房是令人惊叹的神奇天然建筑物.巢房是严格的六角柱状体,它的一端是平整的六角形开口,另一端是封闭的六角菱形的底,由三个相同的菱形组成.巢中被封盖的是自然成熟的蜂蜜.如图是一个蜂巢的正六边形开口
,下列说法不正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9165d9bfbb0f0d19eb482c2a4c1b29b7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/21/33ca5c4c-0b68-48d1-8394-f4b74375870e.png?resizew=258)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() ![]() |
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2023-07-16更新
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761次组卷
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3卷引用:天津市第一中学2022-2023学年高一下学期期末数学试题
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解题方法
3 . 已知
.求:
(1)
与
的夹角;
(2)
;
(3)若
与
夹角为钝角,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d65cb88d5f4db7e66cd7c02f5840224.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b195aa36a3c2753ebf08cb464c52ad1e.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65a202857500b73bfc9db59b990363d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bca35e52b8430246a1cf96e9e617cce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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2023-07-14更新
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1011次组卷
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6卷引用:天津市重点校2022-2023学年高一下学期期末联考数学试题
天津市重点校2022-2023学年高一下学期期末联考数学试题(已下线)专题02 平面向量与解三角形-《期末真题分类汇编》(天津专用)(已下线)专题6.10 平面向量及其应用全章十二大压轴题型归纳-举一反三系列河北省石家庄一中2023-2024学年高一下学期第一次月考数学试题广东实验中学2023-2024学年高一下学期第一次段考数学试题(已下线)2.5 从力的做功到向量的数量积6种常见考法归类(1)-【帮课堂】(北师大版2019必修第二册)
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4 . 在梯形
中,
分别为线段
和线段
上的动点,且
,则
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc7eac59cb90aec19becc03ea9528069.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6d377396d1460e0360358da27a0054d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10b773e10fc7ce108ea14ce5002d4fd5.png)
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解题方法
5 . 已知
中,
,
,点
是
的中点.若
为
的中点,则
为__________ ,若
为
上的动点,则
的取值范围为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c8817091d0f4b7d7ac6df560cb63c68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07140f277a35733d8c97577ccdd4e3ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.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/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87e182d379b9f0ce3bf526bfacc49778.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87e182d379b9f0ce3bf526bfacc49778.png)
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6 . 向量
在向量
方向上的投影向量是______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45419685fbeaedc8bfe8e965de8f44c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da90fc78fb4bda5d87f53ed9ac25dbd8.png)
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2023-07-12更新
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672次组卷
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6卷引用:天津市新四区示范校2022-2023学年高二下学期期末联考数学试题
天津市新四区示范校2022-2023学年高二下学期期末联考数学试题浙江省衢州市江山中学2023-2024学年高二上学期10月阶段性检测数学试题(已下线)专题02 解三角形、平面向量、复数和不等式(四大题型)-【好题汇编】备战2023-2024学年高二数学下学期期末真题分类汇编(天津专用)上海市浦东新区上海实验学校2024届高三下学期3月月考数学试题江苏省无锡市锡南实验中学2023-2024学年高一下学期期中考试数学试卷 上海市实验学校2023-2024学年高三3月数学练习试卷
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解题方法
7 . 在
中,
,
,
.若
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fb67cc562288eb0ac4db7b31b7abe91.png)
,且
,则
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/605b89692883f1851a31f47d2b8e078d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e240a6378adf6d23ebf9cc710c9bd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9960a006e973479ae0ab1cdc8d75b5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fb67cc562288eb0ac4db7b31b7abe91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4ce60d64df029a90dfe9cdf8c75716.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97632789fbe03020ac788eb8fefc51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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2卷引用:天津市部分区2022-2023学年高一下学期期末数学试题
8 . 在
中,
,
,
.若
,
分别为边
,
上的点,且满足
,
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d70dc2c20619a4fc12a0cfda59af5b69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5b8b98b2f83279a49e94d9f48c5e6f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.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/f73ba7fd5c3f0fbfb7325dbc1e1c1879.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9ed26db96d51c8157bd5583720cd01a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/045e3f599d05ef06d6d0d0c525de648b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
9 . 已知向量
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae69461f5e923fbc79eed241d4969f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6208cbf9f9ca96d25ac39d654553764.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba3c6bd21d9c27a68b970f446f04d6df.png)
A.![]() | B.![]() | C.2 | D.![]() |
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10 . 已知向量
,
满足
,
.
(1)若
,求向量
的坐标;
(2)若
,求
与
的夹角
.
![](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/81c5293dfdbd72411423003ec100c910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05e575931e53011aac1d85bc158ee972.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b958a367fa2f08b6202a5a6ebf5e9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ea88dbf7054bcc0286f95fbfcb8aa9.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/c24095e409b025db711f14be783a406c.png)
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|
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3卷引用:天津市西青区2022-2023学年高一下学期期末数学试题