angles

Front

What is an angle that is less than 90°?

Back

Acute angle

Front

What type of angle is exactly 90°?

Back

Right angle

Front

What type of angle is greater than 90° but less than 180°?

Back

Obtuse angle

Front

What is a straight angle?

Back

An angle that is exactly 180°.

Front

What type of angle is exactly 180°?

Back

Straight angle

Front

What is the measure of a right angle?

Back

90°

Front

What is the measure of an acute angle?

Back

Less than 90°.

Front

What is the measure of an obtuse angle?

Back

Greater than 90° and less than 180°.

Front

What is a reflex angle?

Back

An angle that is greater than 180° but less than 360°.

Front

How many degrees are in a full circle?

Back

360°.