Pairs of Angles

Front

What are supplementary angles?

Back

Angles that add up to 180°.

Tags

CCSS.7.G.B.5

Front

What are vertical angles?

Back

Angles that are opposite of each other when lines intersect and are equal.

Tags

CCSS.7.G.B.5

Front

What are complementary angles?

Back

Angles that add up to 90°.

Tags

CCSS.7.G.B.5

Front

What are adjacent angles?

Back

Angles that share a common side and vertex.

Tags

CCSS.7.G.B.5

Front

If two angles are supplementary and one angle measures 70°, what is the measure of the other angle?

Back

110°.

Tags

CCSS.7.G.B.5

Front

If two angles are complementary and one angle measures 30°, what is the measure of the other angle?

Back

60°.

Tags

CCSS.7.G.B.5

Front

Find the missing angle. Find x: ∠A + ∠B = 180°, ∠A = 60°.

Back

120°.

Tags

CCSS.7.G.B.5

Front

Find the missing angle. Find x: ∠1 + ∠2 = 90°, ∠1 = 45°.

Back

45°.

Tags

CCSS.7.G.B.5

Front

If two angles are vertical angles and one measures 50°, what is the measure of the other angle?

Back

50°.

Tags

CCSS.7.G.B.5

Front

If ∠3 and ∠4 are vertical angles, and ∠3 = 120°, what is ∠4?

Back

120°.

Tags

CCSS.7.G.B.5