Angles & Angle Relationships

Front

A straight angle has a measure of _____ degrees.

Back

180 degrees

Tags

CCSS.4.G.A.1

Front

Vertical angles are always __________.

Back

congruent

Tags

CCSS.7.G.B.5

Front

Name this angle: It measures less than 90 degrees.

Back

acute

Tags

CCSS.4.G.A.1

Front

Are these angles an example of complementary, supplementary, or neither? (If they do not add up to 90 or 180 degrees)

Back

Neither

Tags

CCSS.7.G.B.5

Front

Find the missing angle. Find x: 180 - x = 160. What is x?

Back

20 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 do we call angles that add up to 90 degrees?

Back

Complementary angles

Tags

CCSS.7.G.B.5

Front

What do we call angles that add up to 180 degrees?

Back

Supplementary angles

Tags

CCSS.7.G.B.5

Front

If two angles are adjacent, what does that mean?

Back

They share a common side and vertex.

Tags

CCSS.7.G.B.5

Front

What is an obtuse angle?

Back

An angle that measures more than 90 degrees but less than 180 degrees.

Tags

CCSS.4.G.A.1