23-24高二上·上海·课后作业
1 . 已知四边形
的四个顶点的坐标分别为
、
、
、
.求证:四边形
是梯形.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee9c730266ecf448c14608e24d37b986.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14168792b74b97b8bc51531604ba36b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62e6975f591732cb9758fe76a2e12557.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b5a49b8191e84cc70e5eb8c7dd626b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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23-24高二上·上海·课后作业
名校
解题方法
2 . 已知直线
,直线
,根据下列条件分别求实数
的值:
(1)
与
相交;
(2)
与
平行;
(3)
与
重合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf21455916578b16a8ece7014b4eebc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42adbb0c2df3d0dc5ae535246aaa3d8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.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
3 . 已知直线
,
,分别求实数
的值,使得:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/268db7dff2903d49215ecec052801ef8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cab219deecf74f902a8924ed9d5be033.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/027830fc47290062692964077ee481e4.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce08b357f11ef44c3e8207ac574422a.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
4 . 已知直线
,
.若
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aebde219569586b2230ac421b8f325a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1afb00dccc50544155f33671a8be5d77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1095c036b49c3327baaa2c3c7f746134.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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23-24高二上·上海·课后作业
5 . 判断下列两条直线的位置关系.若相交,求出交点坐标.
(1)
,
;
(2)
,
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eeb07956ffb7df317703c65d2f2d1cec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8d7f6bb8429ffeaa65c5eb55a65f4ce.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2566d21b3d25c7eff896134271fb37c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ea16391bcbf32156380bd09ed775f87.png)
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23-24高二上·上海·课后作业
解题方法
6 . 已知过点
、
的直线
与直线
平行,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0a525f01f2562ea2efc3bf5edd8a8aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b42e471098a6e79f4d262532fa4f6ff8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bd21a0f24a7ebf00971e3b8ef0b6864.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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23-24高二上·上海·课后作业
解题方法
7 . 已知两条直线
和
,且
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0457448c846754483b379cdb2fb589b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e1f27d2f48a2d0492d8661e20e06ed7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1095c036b49c3327baaa2c3c7f746134.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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23-24高二上·上海·课后作业
解题方法
8 . 已知集合
,
,且
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d99ea1725aba49569eaea883deb6c74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f899bda99c1607bb39ba1b4f10b0355e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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23-24高二上·全国·课后作业
解题方法
9 . 写出满足下列条件的直线的方程:
(1)垂直于向量
,并且经过点
;
(2)平行于向量
,并且经过点
.
(1)垂直于向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3654254401fc902c3cb4912969f21f88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6646e758862a34d89ee14de8a1ea13b2.png)
(2)平行于向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa869e3b4fb54975822f0b8978b164b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/266504a4bd910b292c74765dc9772f62.png)
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23-24高二上·全国·课后作业
解题方法
10 . 已知定点
,点B在直线
上运动,当线段
最短时,求点B的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/383f12cb70ca55eba4ff012771dbfa9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f1a686b80b8f109a929f58c2de7201d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次