1 . 圆
上一点
关于x轴的对称点为B,点E,F为圆O上的两点,且满足
,则直线
的斜率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7121bfdb53eb8307706e8c63c4569b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9966af9f9390b951d8d4131d80bafee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97e57046e37ac284722ed2e601e1559e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
A.![]() | B.![]() | C.3 | D.![]() |
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2 . 记平面直角坐标系内的直线
、
与x轴正半轴方向所成的角的正切值分别为
、
,则“
”是“
”的( )
![](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/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1095c036b49c3327baaa2c3c7f746134.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c53ea3373af8c2c835a1bfbe2c742d8a.png)
A.充分不必要条件 | B.必要不充分条件 |
C.既不充分也不必要条件 | D.充要条件 |
您最近一年使用:0次
解题方法
3 . 已知直线
,
,
,以下结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17417b0fb027c85fd5e662b370ffcbdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ceb9f861786b07a83bb36cb88283bc32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
A.不论![]() ![]() ![]() | B.当![]() ![]() ![]() |
C.![]() ![]() ![]() ![]() | D.直线![]() ![]() |
您最近一年使用:0次
名校
4 . 已知圆
,点
是圆
内一点,过点
的圆
的最短弦所在直线为
,直线
的方程为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cd432589cb00c29cac1806288e99ed0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b482e778e7547b5b0608655537a18b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.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/55db6b5316d0707ed6cdedd3cda34571.png)
A.![]() ![]() ![]() | B.![]() ![]() ![]() |
C.![]() ![]() ![]() | D.![]() ![]() ![]() |
您最近一年使用:0次
5 . 已知直线
:
,直线
:
,则直线
与
的位置关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e2637b4727b03a0d12587b60d53d8cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b979396a703fb14715ba39232f5786a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
A.平行 | B.相交 | C.重合 | D.相交或重合 |
您最近一年使用:0次
23-24高二上·全国·课后作业
6 . 已知不重合的两直线
与
对应的斜率分别为
与
,则“
”是“
”的( )
![](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/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c53ea3373af8c2c835a1bfbe2c742d8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cdb9d8425d73a68731f30e0c0e22260.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不是充分也不是必要条件 |
您最近一年使用:0次
解题方法
7 .
的三个顶点坐标为
,
,
,下列说法中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e95e84f5c91c910aaafc5e74dbfbdf59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27149c9ff20937492950f42084caa019.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d4adfdcccad9d1aa3f73d52625b078c.png)
A.边![]() ![]() |
B.边![]() ![]() |
C.过点![]() ![]() |
D.过点![]() ![]() ![]() ![]() |
您最近一年使用:0次
解题方法
8 . 已知直线l的一个方向向量为
,且l经过点
,则下列结论中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828e881d93ffa7832e32e27488735ff2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8c4018e00e210b36f7b9ce73be2dc17.png)
A.l的倾斜角等于![]() | B.l在x轴上的截距等于![]() |
C.l与直线![]() | D.l与直线![]() |
您最近一年使用:0次
名校
9 . 已知直线
与
,则
与
之间的距离是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f3f4296e5aaae5b362c4d3be53a49ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc94c177287c335469b5efbc0d4ee87f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
10 . 已知直线
,点
、
,设
,
,以下选项中命题都正确的为( )
(1)若
,则线段
的中点在直线
上
(2)若
,则直线
与直线
平行
(3)若
,则点
、
分布在直线
的两侧
(4)若
,则直线
与线段
的延长线相交
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29fa0e0526598c4140789f6328daac9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8198c3b302b3820e86763428eb1e91cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3463ced6030af957f13f9ba05b977c1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3af9c7138572896a62c1d1ae6646f92d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aa6619a865a4666603bda1d1fc8accc.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e1a418fe5bae31329e486ef3d1a26b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbf0539fad2893915a17b67233be8cdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b90106d3e686cadf37eebecf57dfaee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5fcfc55b56f04ac530871067e5ce71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(4)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/904de2dd00f6ee5c194731e6c251ef24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
A.(1)(2)(3) | B.(2)(3)(4) | C.(1)(3)(4) | D.(1)(2)(3)(4) |
您最近一年使用:0次