名校
解题方法
1 . 已知坐标平面内三点
,
,
.
(1)若
,
,
,
可以构成平行四边形,且点
在第一象限,求点
的坐标;
(2)若
是线段
上一动点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6147cff1a5f9043fbb81f25d836f2e6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c850811ba59a05e945a665196539a048.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86c388f2604da379a588f8c5b4a6a767.png)
(1)若
![](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/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19dbd8408efb06329ffa9841a9e37edc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5887eb9b96f81a5885e5b954406d7ad9.png)
您最近一年使用:0次
23-24高二上·上海·课后作业
解题方法
2 . 已知
中,两个顶点的坐标分别为
、
,点
是此三角形的重心,分别求
、
边所在直线的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1294434b22cb5133043a2270ae1c43f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dd8a31b5335186eb1bea5c80cddcfd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4effc718edc9ada7580cb3a4019fc28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
您最近一年使用:0次
23-24高二上·全国·课后作业
解题方法
3 . (1)证明:圆的直径所对的圆周角是直角;
(2)已知
,
两点,满足条件
的所有点
组成一条曲线,求这条曲线的方程并指出曲线的形状.
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83640592853a53872d7af69c0cffc1bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
您最近一年使用:0次
名校
解题方法
4 . 如图,在菱形
中,
,延长边
至点
,使得
.动点
从点
出发,沿菱形的边按逆时针方向运动一周回到
点,若
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f945a69cf7e8213e50622125cde652f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0fa1aa5a7a5bb172ed4603f17c8b2c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd749e516a3f5094b0fa8d95015c7704.png)
A.满足![]() ![]() |
B.满足![]() ![]() |
C.![]() |
D.![]() |
您最近一年使用:0次
2023-07-14更新
|
982次组卷
|
8卷引用:江西省万安中学2023-2024学年高二上学期开学考试数学试题
江西省万安中学2023-2024学年高二上学期开学考试数学试题河北省唐山市2022-2023学年高一下学期期末数学试题(已下线)第二节 平面向量基本定理及坐标表示 B素养提升卷福建省莆田第六中学2024届高三上学期10月月考数学试题(A卷)(已下线)第07讲 6.3.2-6.3.4平面向量数乘运算的坐标表示(1)-【帮课堂】(人教A版2019必修第二册)(已下线)第6章 平面向量及其应用 单元综合检测(难点)-《重难点题型·高分突破》(人教A版2019必修第二册)云南省大理白族自治州祥云县祥云祥华中学2023-2024学年高一下学期3月月考数学试题(已下线)专题01 平面向量-《期末真题分类汇编》(人教A版2019必修第二册)
5 . 已知:四边形ABCD,
.
求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f06cb3a7fb9d5b53274afad2547af9c.png)
求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfc1f76257275ab4b04f9bc913535670.png)
您最近一年使用:0次
6 . 已知平行四边形
中,
,则点
的坐标为_________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50745db43515d1ebb7e66cd60c318882.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
您最近一年使用:0次
名校
解题方法
7 . 已知双曲线
的左、右焦点分别为
、
,过左焦点的直线与两条渐近线分别交于点
(其中点A在第一象限),满足
,且
,则C的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12c58b91c76f6024bd69b7e05fb0f222.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74190b12a368d78182bf40b761b6c801.png)
A.2![]() | B.6 | C.![]() | D.6![]() |
您最近一年使用:0次
解题方法
8 . 已知四边形ABCD为平行四边形,A(-2,1),B(4,0),D(-2,11).
(1)求点C的坐标;
(2)若点P满足
,求直线PC的方程.
(1)求点C的坐标;
(2)若点P满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1e4b16c2c6c9bd089da78122e9d2511.png)
您最近一年使用:0次
2022-10-29更新
|
500次组卷
|
4卷引用:河南省南阳市六校2022-2023学年高二上学期期中考试数学试题
河南省南阳市六校2022-2023学年高二上学期期中考试数学试题(已下线)第03讲 2.2.1直线的点斜式方程和斜截式方程(4类热点题型讲练)-【帮课堂】2023-2024学年高二数学同步学与练(人教A版2019选择性必修第一册)新疆昌吉回族自治州昌吉市昌吉州行知学校2022-2023学年高三上学期1月学业水平考试数学试题专题08B圆的方程与圆锥曲线
名校
9 . 已知在平行四边形
中,
对角线
与
相交于点
则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fba624753d5121c4293db773c2241f0.png)
__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab23be7689403457d7b1d3ab45887bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a39651bba6619ea0a5e7fdbc6f596538.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fba624753d5121c4293db773c2241f0.png)
您最近一年使用:0次
解题方法
10 . 已知向量
在边长为1的正方形网格中的位置如图所示,用基底
表示
,则( )
![](https://img.xkw.com/dksih/QBM/2022/9/19/3069693364404224/3072381261815808/STEM/f3fd72dee4254a2f96e9ca2ea3e24675.png?resizew=249)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae951e0bb5a2a406f1572fc1e4964265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8df374c7def44f800238501660984fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://img.xkw.com/dksih/QBM/2022/9/19/3069693364404224/3072381261815808/STEM/f3fd72dee4254a2f96e9ca2ea3e24675.png?resizew=249)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次