Measuring Angles

Front

What is the measure of a right angle?

Back

90 degrees

Front

What is an acute angle?

Back

An angle that measures less than 90 degrees.

Front

What is an obtuse angle?

Back

An angle that measures more than 90 degrees but less than 180 degrees.

Front

What is a straight angle?

Back

An angle that measures exactly 180 degrees.

Front

What tool is used to measure angles?

Back

A protractor.

Front

What is the measure of a full rotation in degrees?

Back

360 degrees.

Front

What is the measure of a reflex angle?

Back

An angle that measures more than 180 degrees but less than 360 degrees.

Front

How many degrees are in a complete circle?

Back

360 degrees.

Front

What type of angle is 45 degrees?

Back

Acute angle.

Front

What type of angle is 180 degrees?

Back

Straight angle.