Angles

Front

What is an obtuse angle?

Back

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

Front

What is another name for a right angle?

Back

A right angle is also called a 90 degree angle.

Front

What is an acute angle?

Back

An acute angle is an angle that is less than 90 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

There are 360 degrees in a full circle.

Front

What is the sum of angles in a triangle?

Back

The sum of angles in a triangle is always 180 degrees.

Front

What type of angle is exactly 90 degrees?

Back

A right angle is exactly 90 degrees.

Front

What is a reflex angle?

Back

A reflex angle is an angle that is more than 180 degrees but less than 360 degrees.

Front

If an angle is less than 90 degrees, what type of angle is it?

Back

It is an acute angle.

Front

What do you call an angle that is more than 90 degrees but less than 180 degrees?

Back

It is called an obtuse angle.