已知直线
经过两条直线
和
的交点,且________,若直线
与直线
关于点
对称,求直线
的方程.试从以下两个条件中任选一个补充在上面的问题中,完成解答,若选择多个条件分别解答,按照第一个解答计分.①与直线
垂直;②在
轴上的截距为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4da5fe50936050b05e8bc31f9589671f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baabfd32465e9e50409413d9c1358279.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/570584a7a5a39d0b50c679f2ee4082be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
21-22高二上·江苏连云港·期中 查看更多[7]
江苏省连云港市2021-2022学年高二上学期期中数学试题(已下线)第二章 平面解析几何之直线和圆的方程(A卷·知识通关练)(1)(已下线)专题2.10 点、线间的对称关系-重难点题型检测-2022-2023学年高二数学举一反三系列(人教A版2019选择性必修第一册)2.4 点到直线的距离(同步练习提高版)江苏省盐城市盐城一中、大丰中学2023-2024学年高二上学期10月联考数学试题贵州省黔西南州金成实验学校2023-2024学年高二上学期期中考试数学试题江苏省盐城市响水中学2023-2024学年高二上学期期末数学试题
更新时间:2021-12-03 15:29:36
|
相似题推荐
解答题-问答题
|
较易
(0.85)
名校
【推荐1】已知
的三个顶点分别为
,
,
,求:
(1)
边上中线所在直线的方程(D为
中点);
(2)
边的垂直平分线的方程;
(3)求
的外接圆方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42a2b8b43e1fe82fc439d145e91b860c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf8f5d8be251bf2848d6d10aa0340f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/deaaaa0db2aa5b7bf70aabb65edbe496.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
解题方法
【推荐2】(1)已知直线
的方程为
,若直线
在
轴上的截距为
,且
,求直线
的方程;
(2)已知
,若直线
过点
,且原点到直线
的距离为
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12e35701dd16dbf6ec916064880b8b52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce08b357f11ef44c3e8207ac574422a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5de78b493bc2cc9696c584325c22ee7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
真题
解题方法
【推荐1】解下列各题:
(1)圆锥的高为
,母线和底面半径成
角,求它的侧面积.
(2)求过点
且与直线
垂直的直线方程.
(1)圆锥的高为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dd6f4250ca6b1b9bce234a01f00d44d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
(2)求过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52ae286ae8a209bc659ace6354b79abf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9a6e0bd125dc6618f19e26bef64b0ae.png)
您最近一年使用:0次
【推荐2】已知直线
:
,其中
.
(1)求证:直线恒过定点,并求出定点
的坐标;
(2)当
时,求过点
且与直线
垂直的直线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d3441c68c9913185cac23980ff0f2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aff8d9b6533ff319420cdc5e8740b04.png)
(1)求证:直线恒过定点,并求出定点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8e69866076dcff686a05e9e91e61e68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
【推荐1】已知两直线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d88053facb5931270235e49eba22a452.png)
(1)若直线
与
可组成三角形,求实数
满足的条件;
(2)设
,若直线
过
与
的交点
,且点
到直线
的距离等于1,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d88053facb5931270235e49eba22a452.png)
(1)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f64c4a554aafb3ae8a21cafc5d3010e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44434b647ec546fe787e2164e0be6cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e663465f4417c400e326bd39f1a9a28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
【推荐2】直线l经过两条直线
和
的交点P,且直线l在x轴上的截距为
.
(1)求直线l的方程;
(2)求直线l与坐标轴围成的三角形面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf4f7744e04704e5363bd5d068635480.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f63080caf557613ca126503b920c8ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3389f53711264b0acba3ba6019f8b908.png)
(1)求直线l的方程;
(2)求直线l与坐标轴围成的三角形面积.
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
解题方法
【推荐1】已知直线l:
和直线
:
.
(1)求直线l关于点
对称的直线
的方程;
(2)求直线l关于直线
对称的直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0accaaa66de4dfd9ed8257fa942c2cff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/026808536f6b6d265c778e23836fbf13.png)
(1)求直线l关于点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9c59f0e35b7ae5206e45878934482b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
(2)求直线l关于直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9fce9427c9b17e4d3cda0c3ff3e2e14.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐2】已知直线
,
点.求:
(1)直线
关于直线
的对称直线
的方程;
(2)直线
关于点
对称的直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9add48091111ef2f7493b72f15cf9d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e663465f4417c400e326bd39f1a9a28.png)
(1)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4247fd2a19d8f827d574a3aacfe9bc2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7093538ecfb10a639b23863e7331a66d.png)
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e663465f4417c400e326bd39f1a9a28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
您最近一年使用:0次