Angles

• 47

• 57

• 53

• 133

Solve for x.

• -12

• -8

• -10

• -5

The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 

• 45°

• 90°

• 180°

• 360°

What are complementary 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 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

Solve for x

• 20

• 25

• 120

• 180

Solve for x

• 6

• 140

• 20

• 90

• A

• B

• C

• D

Find the value of x.

• A

• B

• C

• D

Angle RSU and angle USV are vertical angles. Angle RSU measures (4x – 16)°. Angle USV measures 20°. What is the value of x?

• 7

• 9

• 12

• 14