Complementary, supplementary, triangles practice

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.

Tags

CCSS.7.G.B.5

Are these angles an example of complementary, supplementary, or neither?

• Complementary
• Supplementary
• Neither

Tags

CCSS.7.G.B.5

• 100°
• 80°
• 90°
• 180°

Tags

CCSS.7.G.B.5

• 100°
• 80°
• 90°
• 180°

Tags

CCSS.7.G.B.5

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

Tags

CCSS.7.G.B.5

What is the supplement angle to 42°?

• 48°
• 138°
• 100°
• Not possible

Tags

CCSS.7.G.B.5

What is the supplement angle to 45°?

• 45°
• 180°
• 135°
• 100°

Tags

CCSS.7.G.B.5

What is the complement angle to 12°?

• 78°
• 68°
• 168°
• 90°

Tags

CCSS.7.G.B.5

_{These are Complementary angles. Find x.}

• 15
• 25
• 75
• 90

Tags

CCSS.7.G.B.5

If angle ∠ABD is 67°. What is ∠DBC?

• 180°
• 90°
• 67°
• 23°

Tags

CCSS.7.G.B.5