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Toán
Lớp 10–12
Geo Basics
Chia sẻ bởi Brianne Holleran
1 giờ trước
5 Câu
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1
Which of the following best defines a line?
A
A straight, continuous arrangement of infinitely many points that extends infinitely in two opposite directions.
B
A straight path that begins at one point and ends at another point.
C
A flat surface that extends infinitely in all directions.
D
A part of a line that consists of an endpoint and all points on one side of it.
2
Which of the following is true about a ray?
A
It is a flat surface with no thickness.
B
It extends infinitely in both directions.
C
It has two endpoints and a definite length.
D
It has one endpoint and extends infinitely in one direction.
3
A segment bisector is a line, ray, or segment that:
A
Extends from the endpoint of a segment to its midpoint.
B
Is perpendicular to a segment at any point.
C
Intersects a segment at any point, dividing it into two parts of unequal length.
D
Intersects a segment at its midpoint, dividing it into two congruent segments.
4
Points A, B, and C are collinear, with B between A and C. If AB = 3x + 2, BC = 2x - 1, and AC = 24, what is the value of x?
A
6
B
4
C
5
D
4.6
5
Which of the following statements about planes is always true?
A
Two distinct lines always intersect in exactly one point.
B
Two distinct planes intersect in exactly one line.
C
A plane contains only a finite number of points.
D
Three non-collinear points determine a unique plane.
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