Unit 1 Review - Angle Relationships

What is the value of "x"?

• 19

• 20

• 21

• 22

If x = 20, what are the measures of these angles?

• 40° and 140°

• 35° and 145°

• 70° and 110°

• 60° and 120°

What is the value of "a"?

• 82

• 62

• 72

• 92

What is the value of "a"?

• 45

• 55

• 35

• 65

What term is used to describe a pair, or group, of angles that equal 180 degrees?

• Supplementary Angles

• Complementary Angles

• Vertical Angles

• Congruent Angles

Find the missing angle measure.

• 30°

• 45°

• 35°

• 100°

• 11

• 25

• 35

• 50

What is an example of a pair of complementary angles?

• 13° and 45°

• 10° and 170°

• 81° and 9°

• 90° and 3°

What kind of angles are shown?

• complementary

• supplementary

• adjacent

• corresponding

Find the missing angle.

• 60°

• 70°

• 50°

• 140