Angles

Front

What type of angles does a square have?

Back

Right angles are the angles in a square, each measuring 90 degrees.

Front

Name the angle that is less than 90 degrees.

Back

Acute angle.

Front

What is a right angle?

Back

A right angle is exactly 90 degrees.

Front

Name the angle that is greater than 90 degrees but less than 180 degrees.

Back

Obtuse angle.

Front

What is an obtuse angle?

Back

An obtuse angle is greater than 90 degrees.

Front

What is the sum of angles in a triangle?

Back

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

Front

What do you call an angle that is exactly 180 degrees?

Back

Straight angle.

Front

What is an acute angle?

Back

An acute angle is less than 90 degrees.

Front

How many right angles are in a full circle?

Back

There are four right angles in a full circle (360 degrees).

Front

What is the measure of a straight angle?

Back

A straight angle measures 180 degrees.