Angles - Challenge

Solve for x

• 6
• 140
• 20
• 90

What is the value of x in the figure below?

• 18°

• 22°

• 45°

• 30°

• 20°

• 30°

• 40°

• 60°

Which equation could you use to solve for the value of x?

• 3x + 10 − 2x = 180

• 3x + 10 = 180

• 3x + 10 + 2x = 180

• 3x + 10 = 2x

What is the angle measure of the smaller angle?

• 108°

• 90°

• 72°

• 36°

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

• 2x + 10 = 46

• 2x + 10 + 46 = 180

• 2x + 10 + 46 = 90

• not here

What is the value of x?

• 15

• 10

• 20

• 17

Find the value of x.

• 36

• 41

• 42

• 43

Solve for x

• 5
• 90
• 25
• 10

Find the value of x.

• 15
• 16
• 18
• 19