Complementary and Supplementary Angles

Front

What are complementary angles?

Back

Complementary angles are two angles whose measures add up to 90 degrees.

Tags

CCSS.7.G.B.5

Front

What are supplementary angles?

Back

Supplementary angles are two angles whose measures add up to 180 degrees.

Tags

CCSS.7.G.B.5

Front

If one angle measures 30°, what is the measure of its complementary angle?

Back

60°

Tags

CCSS.7.G.B.5

Front

If one angle measures 120°, what is the measure of its supplementary angle?

Back

60°

Tags

CCSS.7.G.B.5

Front

What is the sum of the measures of complementary angles?

Back

90 degrees.

Tags

CCSS.7.G.B.5

Front

What is the sum of the measures of supplementary angles?

Back

180 degrees.

Tags

CCSS.7.G.B.5

Front

Find the complementary angle of 45°.

Back

45°.

Tags

CCSS.7.G.B.5

Front

Find the supplementary angle of 75°.

Back

105°.

Tags

CCSS.7.G.B.5

Front

If angle A is 14°, what is the measure of angle B if they are complementary?

Back

76°.

Tags

CCSS.7.G.B.5

Front

If angle C is 119°, what is the measure of angle D if they are supplementary?

Back

61°.

Tags

CCSS.7.G.B.5