Missing Complimentary and Supplementary Angles

Which equation would be used to solve for x?

• x + 90 = 42

• x + 42 = 90

• x + 42 = 180

• x - 42 = 180

What is the measure of ∠3?

• 55

• 155

• 45

• 135

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

What is the value of x?

• 13

• 6.2

• 29.8

Q1. What is the sum of 10 and 7?

• 1) 10

• A) 17

• 2) 80

• 3) 90

• 25
• 35
• 45
• 55

Supplementary angles always add up to

• x = 118

• x = 108

• x = 28

• x = 58

• x = 62

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

Complementary angles always add up to