名校
解题方法
1 . 在
中,
,
,且CE与AD交于点P,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c92afc8dd378edab7ec29a39cd102902.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31bbf6eb192743f729241cb986306160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b029b3870524fe50018beba0c0bae4bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
2 . 在△OAB中,P为线段AB上的一点,
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e06ca53803f042a5eca99f56a70f05e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/810633059a470392035aa375dfc20fd7.png)
A. ![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-06-12更新
|
609次组卷
|
7卷引用:安徽省马鞍山市红星中学2022-2023学年高一下学期5月月考数学试卷
安徽省马鞍山市红星中学2022-2023学年高一下学期5月月考数学试卷1.4向量的分解与坐标表示(一)江西省丰城拖船中学2022-2023学年高一下学期6月期末数学试题(已下线)第04讲 6.2.3向量的数乘运算(2)-【帮课堂】(人教A版2019必修第二册)(已下线)第06讲 6.3.1平面向量基本定理-【帮课堂】(人教A版2019必修第二册)(已下线)6.3.1 平面向量基本定理——课后作业(基础版)黑龙江省大庆市东风中学2023-2024学年高二上学期开学考试数学试题
名校
解题方法
3 . 某六芒星项链如图1所示,其平面图如图2所示,该六芒星由正
和正
组合而成,且
,
,
,
和
的中心均为O,
与
的交点为G,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/282b0bb39993325bb3e3b8a52eda5296.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaf0fe5e1039c4717e42c2c47f2c9981.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d92b4ae3326a3c1effccdbea243e024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4f31a1c3530ab7caca3936b01dc4ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/14/b58b6005-2d05-43d7-9267-6b2c162a5acd.png?resizew=320)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-06-09更新
|
273次组卷
|
6卷引用:江西省部分高中学校2022-2023学年高一下学期5月第三次联考数学试题
名校
4 . 在
中,
为
上的中线,G为
的重心,
分别为线段
上的动点,且
三点共线,若
,
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94165c5047e68e952df7a8dc6dc32fda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19409d6d120387b3bccd934c4911bb45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e95bdb736533a8ce78665d4b7ede917b.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/3755c99ba4ca718ccb1998afb5967fba.png)
A.![]() | B.3 | C.2 | D.![]() |
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2023-06-08更新
|
364次组卷
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2卷引用:湖北省云学新高考联盟学校2022-2023学年高一下学期5月联考数学试题
名校
解题方法
5 . 已知
是平行四边形,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79b194152945f719c21bbe5d525338d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67b648d7904d400fb9a6ea3ad9be90ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
A.![]() | B.1 | C.![]() | D.![]() |
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2023-05-29更新
|
416次组卷
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3卷引用:6.3.1平面向量基本定理(导学案) -【上好课】
名校
解题方法
6 . 如图,在
中,点
在
的延长线上,
,如果
,那么( )
![](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/d6c9335319ce4baa33d1ab6aa6149132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0627c5fbc080e858cea342516ec0f0df.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/29/d12c3650-b4d1-43d6-99c9-8c79b9c5b106.png?resizew=130)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-05-27更新
|
1642次组卷
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3卷引用:天津市宝坻第一中学2022-2023学年高一下学期阶段练习四数学试题
名校
解题方法
7 . 在平行四边形
中,
.若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59e8338e6eef14084e309149be201d8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb48b824b0fb2031c1c86ae922792c8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bf5c1d124e8e023fe8e8c5ef3412813.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-05-25更新
|
1645次组卷
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4卷引用:河南省南阳市六校2022-2023学年高一下学期第二次联考数学试题
解题方法
8 . 已知在
中,
,
分别为边
,
上一点,且
,
,
与
交于
,若
,则
为( )
![](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/2a30f3a8b673cc28bd90c50cf1a35281.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/560383488562520628e31bf2d5240559.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b27af7868ae7bfc55d597d44f8bfe30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f9b0bd04357219877f2f1f9350a882a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba7204f43679af6935e494c59d40c6ff.png)
A.![]() | B. ![]() |
C.![]() | D.![]() |
您最近一年使用:0次
解题方法
9 . 如图,在四边形ABCD中,
,
,
,
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32450995497b9e341be832e9efad3114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf16b9529102652f061bd162c8ec1db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d70dc2c20619a4fc12a0cfda59af5b69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32f246e768453547ea87c73dd527e2a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/23/0ab35200-703e-43c0-b4b5-1c119d82de1d.png?resizew=153)
A.![]() | B.2 | C.3 | D.6 |
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名校
10 . 在△ABC中,D为BC中点,M为AD中点,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb680b19da6013973f967263236f64d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
A.![]() | B.![]() | C.1 | D.![]() |
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2023-05-19更新
|
1053次组卷
|
7卷引用:四川省绵阳市南山中学实验学校2022-2023学年高一下学期期中考试数学试题