解题方法
1 . 已知直线
的斜率为2,直线
过点
,
.
(1)若直线
的倾斜角为
,求m的值;
(2)若
,求m的值.
![](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/97c1710e4c8da36b14b9a7005861ca04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/822fcc0827a9a050768dfa3503d21f41.png)
(1)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce08b357f11ef44c3e8207ac574422a.png)
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2023-10-16更新
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2卷引用:吉林省部分名校2023-2024学年高二上学期10月联考数学试题
解题方法
2 . 下列说法正确的是( )
A.![]() ![]() |
B.已知直线![]() ![]() ![]() ![]() ![]() ![]() |
C.直线![]() ![]() |
D.所有直线都存在倾斜角且范围为![]() |
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3 . 下列说法正确的是( )
A.直线![]() ![]() |
B.若直线![]() ![]() ![]() ![]() ![]() |
C.过点![]() ![]() |
D.不经过原点的直线都可以表示为![]() |
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解题方法
4 . 已知
的三个顶点的坐标分别为
,
,
.
(1)求点
到直线
的距离;
(2)求
边上的高所在直线的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c179fe7eff7abfdd092b63c9c1b82d0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54fe2c124d5bbbbe666ee145cd454b6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c31e83fdc0a167961c1603c2fe9d384e.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
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2023-10-13更新
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2卷引用:吉林省部分名校2023-2024学年高二上学期10月联考数学试题
名校
5 . 已知直线l的倾斜角等于
,且l经过点
,则下列结论中不正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c0927afc571a7c966c98192040979e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c7b74fd862d7e3f35e40ae1f626c4c.png)
A.l的一个方向向量为![]() |
B.l在x轴上的截距等于![]() |
C.l与直线![]() |
D.点![]() |
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2023-10-13更新
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428次组卷
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2卷引用:吉林省长春市文理高中有限责任公司2023-2024学年高二上学期10月月考数学试题
名校
6 . 已知
为坐标原点,
,过点
且斜率为
的直线
与
轴负半轴及
轴正半轴分别交于点
.
(1)求
的最小值;
(2)若
的面积为
,且对于每一个
的值满足条件的
值只有2个,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee9c730266ecf448c14608e24d37b986.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e453b6640e3dc4c7b7b2a996a2199ca.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/843363e1d63e1e4b8a6bde5825ef5a4f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebb49c1fd097c5aafc0c9080449f5fc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
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2023-10-12更新
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2卷引用:吉林省四平市第一高级中学2023-2024学年高二上学期第二次月考数学试题
名校
7 . 直线
的倾斜角是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d67158a9694092c5c9a781be29953f96.png)
A.60° | B.30° | C.135° | D.120° |
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2023-10-12更新
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196次组卷
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2卷引用:吉林省长春市第二实验中学2023-2024学年高二上学期10月月考数学试题
解题方法
8 . 已知光线通过点
,经直线
反射,其反射光线通过点
,
(1)在直线
上求一点
,使
;
(2)若点
在直线
上运动,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98b2cc0d2f6d3eee9a33db83e0c0830d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4690597bc0883f8932494c135a11433.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d3bfa155ad67018da4d65815c5e5b8.png)
(1)在直线
![](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/1f30acc34f4ee1077532ae6808af2ab2.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2397b6e8a1a21509f164d7b4b3382821.png)
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解题方法
9 . 已知点
,
,
(1)求过点
且与直线
垂直的直线一般式方程;
(2)若直线
与直线
垂直,且经过
中点,求直线
的一般式方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b931faee548175c7895ac9eeca6fed83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79485e42b7546ccfa3cd6d08491460f.png)
(1)求过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8d7d75a66dd9e14c866e39e82074d70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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10 . 一条光线从
射出与x轴相交于点
,经x轴反射,求反射光线所在直线的方程( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90da86e2098f65a0490ba55c671439e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f579b73ca01978ec68e716f993bc3766.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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