Complementary and Supplementary Angles

Question 1

Points A, B, and C are on line AC.

Revolt · Accepted Answer

40°

Question 2

Two lines are intersected by a third line.

Revolt · Accepted Answer

2 is supplementary to 8.

Question 3

Triangle ABC is a right triangle.

Revolt · Accepted Answer

They are complementary.

Question 4

Given:1 is complementary to 2. 2 is complementary to 3.Prove:m1 = m3

Revolt · Accepted Answer

m1 + m2 = 90°

Question 5

Right angle FCD intersects and at point C. FCE is congruent to ECD. ECD is complementary to DCB.

Revolt · Accepted Answer

They are congruent and complementary.

Question 6

Which statements are true about the angles in the diagram? Select three options.

Question 7

Angles 1 and 2 form a right angle.

Revolt · Accepted Answer

complementary

Question 8

Angle B measures 60°. What is the measure of the angle that is complementary to angle B?

Revolt · Accepted Answer

30°

Question 9

Angles A and B are supplementary. Angle A has a measure of 80°. What is the measure of angle B? The measure of angle B is °.

Revolt · Accepted Answer

100

Question 10

In the figure, RQS QLK.

Revolt · Accepted Answer

108

Complementary and Supplementary Angles Answers