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 degrees, what is the measure of its complementary angle?

Back

60 degrees.

Tags

CCSS.7.G.B.5

Front

If one angle measures 110 degrees, what is the measure of its supplementary angle?

Back

70 degrees.

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

If angle A is 45 degrees, what is the measure of angle B if they are complementary?

Back

Angle B is 45 degrees.

Tags

CCSS.7.G.B.5

Front

If angle C is 75 degrees, what is the measure of angle D if they are supplementary?

Back

Angle D is 105 degrees.

Tags

CCSS.7.G.B.5

Front

Solve for x: x + 30 = 90

Back

x = 60.

Front

Solve for y: y + 110 = 180

Back

y = 70.

Tags

CCSS.8.G.A.5