Measuring Angles (4.7C)

Front

What is an acute angle?

Back

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

Front

What is an obtuse angle?

Back

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

Front

What is a right angle?

Back

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

Front

What is a straight angle?

Back

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

Front

How do you measure an angle?

Back

You measure an angle using a protractor.

Front

What is the measurement of a right angle?

Back

The measurement of a right angle is 90 degrees.

Front

What is the measurement of an obtuse angle?

Back

An obtuse angle measures more than 90 degrees and less than 180 degrees.

Front

What is the measurement of an acute angle?

Back

An acute angle measures less than 90 degrees.

Front

If an angle measures 20 degrees, what type of angle is it?

Back

It is an acute angle.

Front

Which angle measures 100 degrees?

Back

An angle that measures 100 degrees is an obtuse angle.