Complementary and Supplementary Angles

Front

What are complementary angles?

Back

Two angles that add up to 90 degrees.

Tags

CCSS.7.G.B.5

Front

What are supplementary angles?

Back

Two angles that add up to 180 degrees.

Tags

CCSS.7.G.B.5

Front

What is the measure of a right angle?

Back

90 degrees.

Tags

CCSS.4.G.A.1

Front

What is the measure of a straight angle?

Back

180 degrees.

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Front

What are vertical angles?

Back

Angles that are opposite each other when two lines intersect; they are equal.

Tags

CCSS.7.G.B.5

Front

What are adjacent angles?

Back

Two angles that share a common side and a common vertex.

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 120 degrees, what is the measure of its supplementary angle?

Back

60 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