天津市第二十中学2026-2027学年高二上学期10月调研检测数学试卷

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2026—2027第一学期高二年级数学学科调研检测(10月)

一.单选题(每小题3分,共27分)

1.若直线的一个方向向量为,则它的倾斜角为(     )

A. B. C. D.

2.已知向量以为基底时的坐标为,则以为基底时的坐标为(     )

A. B.

C. D.

3.已知向量,向量,则向量在向量上的投影向量为(     )

A. B.

C. D.

4.设,向量,,,且,,则(     )

A. B.

C. D.

5.已知平面直角坐标系中的三个点,,,过点与线段有公共点的直线为,则直线的斜率可以是(     )

A. B.

C. D.

6.过点,且与直线垂直的直线方程是(     )

A. B.

C. D.

7.已知直线:,: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,则下列选项中不正确的是(     )

A.直线过定点  B.当时,page number 0

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C.当时, D.当时,,之间的距离为

8.已知两平行直线:与:,则与之间的距离为(     )

A. B.或

C.或 D.

9.如图,在四棱锥中,底面是平行四边形,过点的平面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分别与棱、、交于点、、,若,,则(     )

A. B.

C. D.

二.填空题(每小题3分,共18分)

10.若向量,夹角为钝角,则的取值范围为________.

11.过点且在两坐标轴上的截距互为相反数的直线的一般方程为________.

12.空间内有三点,,,则点到直线的距离为________.

13.经过两直线:和:的交点,且与直线:平行的直线的方程为________.

14.如图,在三棱柱中,已知,分别是,上的点,且,,设,,.若,,,则的长为________.page number 1

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