Angle Relationships

Front

What are complementary angles?

Back

Angles that add up to 90°

Front

Use the image to answer the question.

Back

Definition of complementary angles

Front

Find the missing angle: 65, 75, 55, 50

Back

65

Front

What term is used to describe a pair, or group, of angles that equal 180 degrees? Options: Supplementary Angles, Complementary Angles, Vertical Angles, Congruent Angles

Back

Supplementary Angles

Front

What is the value of "x"? Options: 19, 20, 21, 22

Back

19

Front

If x = 10, what is the measure of these angles? Options: 110° and 70°, 120° and 60°, 130° and 50°, 140° and 40°

Back

110° and 70°

Front

Which are pairs of vertical angles? Options: ∠COB & ∠COA, ∠AOD & ∠AOC, ∠COB & ∠AOD, ∠BOD & ∠AOD

Back

∠COB & ∠AOD

Front

Which are pairs of adjacent angles? Options: ∠COB & ∠DOA, ∠AOD & ∠AOC, ∠COB & ∠AOD, ∠BOD & ∠AOC

Back

∠AOD & ∠AOC

Front

What angle pair is pictured? Options: Alternate Interior Angles, Supplementary Angles, Vertical Angles, Corresponding Angles

Back

Vertical Angles

Front

Find the missing angle. Find x.

Back

20^o