Complementary Supplementary and Vertically Opposite Angles

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.

Find the missing angle.

• 60°
• 70°
• 50°
• 140

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

• x = 118
• x = 108
• x = 28
• x = 58

complementary, supplementary, or neither?

• Complementary
• Supplementary
• Neither

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 supplement of the angle

• 160
• 20
• -70
• 180

Use the image to answer the question.

• Definition of complementary angles
• Definition of vertical angles
• Definition of supplementary angles
• Definition of right angle

Name the relationship between a and b:
complementary, supplementary, vertical

• Complementary
• Supplementary
• Vertical