Complementary and Supplementary Angles

Question 1

Triangle ABC is a right triangle.

Revolt · Accepted Answer

They are complementary.

Question 2

The figure shows three lines that intersect at point N.

Revolt · Accepted Answer

42°

Question 3

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

Revolt · Accepted Answer

m1 + m2 = 90°

Question 4

Figure LMNO is a parallelogram.Angles L and M are supplementary. What is the sum of their measures? The sum of the measures of angles L and M is °.

Revolt · Accepted Answer

180

Question 5

Given: intersects at point C. Prove: DCB ECA

Revolt · Accepted Answer

linear pair postulate

Question 6

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

Revolt · Accepted Answer

Angle BCE is supplementary to angle ACE.; Angle BCD is supplementary to angle BCE.; Angle BCD is congruent to angle ACE.

Question 7

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

Revolt · Accepted Answer

40°

Question 8

Lines DE and AB intersect at point C.

Revolt · Accepted Answer

25

Question 9

In the figure, RQS QLK.

Revolt · Accepted Answer

108

Question 10

Angles A and B are complementary.

Revolt · Accepted Answer

34

Complementary and Supplementary Angles Answers