Types of Angles

Front

Define Right Angle

Back

Exactly 90 degrees.

Front

What are two angles added together to produce 180 degrees called?

Back

Supplementary angles.

Front

Angles that are exactly 90 degrees are called _____ ______.

Back

Right angles.

Front

Which of the following is the definition of an angle?

Back

Two rays that meet at a common endpoint.

Front

Define Obtuse Angle

Back

Greater than 90 and less than 180 degrees.

Front

What is an Acute Angle?

Back

Less than 90 degrees.

Front

What is a Straight Angle?

Back

Exactly 180 degrees.

Front

What do you call angles that add up to 90 degrees?

Back

Complementary angles.

Front

What is the term for angles that are opposite each other when two lines cross?

Back

Vertical angles.

Front

What is the sum of angles in a triangle?

Back

180 degrees.