Angles and Their Relationships

Front

What is the name of this ray?

Back

Front

Points that lie on the same plane are ________.

Back

coplanar

Front

Points that lie on the same line are _________.

Back

collinear

Front

Calculate m∠ABC.

Back

105°

Front

Find AC if the options are 7, 8, 22, 23.

Back

22

Front

What is the definition of an angle?

Back

An angle is formed by two rays with a common endpoint called the vertex.

Front

What are complementary angles?

Back

Two angles that add up to 90°.

Front

What are supplementary angles?

Back

Two angles that add up to 180°.

Front

What is a right angle?

Back

An angle that measures exactly 90°.

Front

What is a straight angle?

Back

An angle that measures exactly 180°.