Solving Equations in Supplementary, Vertical, and Complementary Angles

∠1 and ∠3 can best be described as -

• complementary angles

• supplementary angles

• vertical angles

• adjacent angles

The angle relationship shown is - 

• complementary angles

• supplementary angles

• vertical angles

• adjacent angles

Find the value of x.

• 18°

• 28°

• 38°

• 118°

2x and 10x are two angles that are supplementary. What do the angles measure? (Hint: 2x + 10x = 180)

• 30°,150°

• 5°,10°

• 15°, 75°

• 90°, 180°

Q1. How many planets are in the solar system?

• 1) 16

• A) 143

• 2) 17

• 3) 129

Find the value of x

• -5

• 28

• 19

• -3

Which equation can be used to find the value of x?

• 4x + 6= 126

• 4x + 6 + 126 = 180

• 4x + 6 + 126 = 90

• 4x + 126 = 180

Which equation will you use to find the value of x?

• 7x + 34 = 180

• 7x + 34 = 90

• 7x = 90

• 7x - 34 = 90

Which equation can be used to find the value of x?

• 12x + 26 -50 =180

• 12x + 50 = 180

• 12x - 26 + 50 = 180

• 12x -26 + 50 = 90

Find the measure of angle b.

Hint: Identify the angle relationship.

• 25

• 115

• 65