Complementary,Supplementary, Vertical Angles

Front

What are complementary angles?

Back

Angles that add up to 90°.

Tags

CCSS.7.G.B.5

Front

What is the complement angle to 45°?

Back

45°.

Tags

CCSS.7.G.B.5

Front

What are supplementary angles?

Back

Angles that add up to 180°.

Tags

CCSS.7.G.B.5

Front

What is the supplement angle to 120°?

Back

60°.

Tags

CCSS.7.G.B.5

Front

What are vertical angles?

Back

Angles that are opposite each other when two lines intersect.

Tags

CCSS.7.G.B.5

Front

Are vertical angles congruent?

Back

Yes, vertical angles are always congruent (equal measures).

Tags

CCSS.7.G.B.5

Front

If ∠A and ∠B are supplementary and ∠A = 70°, what is ∠B?

Back

∠B = 110°.

Tags

CCSS.7.G.B.5

Front

If the measure of ∠1 is 30°, what is the measure of its complement?

Back

∠2 = 60°.

Tags

CCSS.7.G.B.5

Front

If two angles are vertical, what can we say about their measures?

Back

They are equal.

Tags

CCSS.7.G.B.5

Front

What is the equation to find the complement of an angle x?

Back

90 - x.

Tags

CCSS.7.G.B.5