Types of Angles

Front

What is an acute angle?

Back

An acute angle is an angle that is less than 90 degrees.

Front

What is a right angle?

Back

A right angle is an angle that is exactly 90 degrees.

Front

What is an obtuse angle?

Back

An obtuse angle is an angle that is greater than 90 degrees but less than 180 degrees.

Front

What is a straight angle?

Back

A straight angle is an angle that is exactly 180 degrees.

Front

How many degrees are in a full circle?

Back

A full circle has 360 degrees.

Front

What type of angle is 45 degrees?

Back

45 degrees is an acute angle.

Front

What type of angle is 120 degrees?

Back

120 degrees is an obtuse angle.

Front

What type of angle is formed by the hands of a clock at 3:00?

Back

The angle formed is a right angle.

Front

What type of angle is 90 degrees?

Back

90 degrees is a right angle.

Front

What type of angle is 180 degrees?

Back

180 degrees is a straight angle.