Perpendicular Line -Multiple Choice Questions Quiz

Interactive MCQs on “Perpendicular Line”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: When two lines are perpendicular to each other, what is the relationship between their slopes?

(a) Their slopes are equal
(b) Their slopes are opposite reciprocals
(c) Their slopes are both positive
(d) Their slopes are both negative

Question 2: Which of the following pairs of lines is perpendicular?

(a) y = 3x + 2 and y = -3x + 5
(b) y = 2x - 1 and y = 2x + 1
(c) y = 4x + 3 and y = 2x - 6
(d) y = -5x - 2 and y = (⅕)x + 2

Question 3: In an isosceles right-angled triangle, what is the relationship between the two sides that are perpendicular to each other?

(a) They are always equal in length.
(b) Their lengths are in a 2:1 ratio.
(c) Their lengths are in a 1:2 ratio.
(d) Their lengths are not related.

Question 4: Which of the following is true about the slopes of two perpendicular lines in a coordinate plane?

(a) Their slopes are always positive.
(b) Their slopes are always negative.
(c) Their slopes are always zero.
(d) Their product is always -1.

Question 5: What is the measure of the angle between two perpendicular lines?

(a) 45 degrees
(b) 60 degrees
(c) 90 degrees
(d) 180 degrees

Question 6: Which of the following sets of lines are perpendicular to each other?

(a) 2x + 3y = 7 and 3x - 2y = 6
(b) y = 4x + 1 and 2y = 8x - 2
(c) y = -2x + 3 and 2x + y = 6
(d) 3x + y = 5 and y = -3x - 1

Question 7: If line A is perpendicular to line B, and line B is perpendicular to line C, what can be said about the relationship between line A and line C?

(a) They are parallel to each other.
(b) They are not related.
(c) They are perpendicular to each other.
(d) Their relationship cannot be determined based on the information given.

Question 8: In a coordinate plane, if a line has a slope of -1/3, what is the slope of a line perpendicular to it?

(a) 1/3
(b) -3
(c) 3
(d) -1/9

Question 9: Which of the following pairs of line segments are not perpendicular in a rectangle?

(a) Opposite sides
(b) Adjacent sides
(c) Diagonals
(d) None of the above

Question 10: What is the product of the slopes of two perpendicular lines?

(a) -1
(b) 0
(c) 1
(d) It depends on the specific lines.