Acute, Obtuse, Right Angles

Front

What is an acute angle?

Back

An angle that is less than 90 degrees.

Front

What is a right angle?

Back

An angle that is exactly 90 degrees.

Front

What is an obtuse angle?

Back

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

Front

How many degrees are in a straight angle?

Back

180 degrees.

Front

What type of angle is 45 degrees?

Back

An acute angle.

Front

What type of angle is 120 degrees?

Back

An obtuse angle.

Front

What type of angle is 90 degrees?

Back

A right angle.

Front

If an angle measures 30 degrees, what type of angle is it?

Back

An acute angle.

Front

If an angle measures 150 degrees, what type of angle is it?

Back

An obtuse angle.

Front

What do you call an angle that is exactly 90 degrees?

Back

A right angle.