Solving for Complementary, Supplementary and Vertical Angles

Solve for x.

• 78

• 13

• 26

• 90

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

Find m.

Find the value of 7x.

• 70

• 80

• 10

• 180

What is the vertical angle to angle 4?

• Angle 2

• Angle 6

• Angle 8

• Angle 7

• -4.5

• 4.5

• 1

• 0

WHICH IS THE CORRECT EQUATION TO SOLVE FOR X? 

• 16X+180 = 90

• 12X - 19 = 4X +1

• 12X - 19 + 4X +1=90

• 12X - 19 + 4X +1=180

What kind of angles are shown?

• complementary

• supplementary

• adjacent

• corresponding

What are supplementary angles?

• Angles that add up to 180°

• Angles that add up to 90°

• Angles that are equal to each other

• Angles that are opposite of each other when lines intersect

What are vertical angles?

• Angles that add up to 180°

• Angles that add up to 90°

• Angles that add up to 360°

• Angles that are opposite of each other when lines intersect and are equal