Angles

Front

What is an angle?

Back

An angle is a figure formed by 2 rays or lines that meet at an endpoint.

Front

What is a vertex?

Back

A vertex is the place where lines or segments meet.

Front

What is an acute angle?

Back

An acute angle is less than 90 degrees.

Front

What is a right angle?

Back

A right angle is exactly 90 degrees.

Front

What is an obtuse angle?

Back

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

Front

What is a straight angle?

Back

A straight angle is an angle that equals 180 degrees.

Front

What is a full angle?

Back

A full angle is an angle that equals 360 degrees.

Front

How many degrees are in a right angle?

Back

A right angle has 90 degrees.

Front

How many degrees are in a straight angle?

Back

A straight angle has 180 degrees.

Front

What type of angle is greater than 90 degrees?

Back

An obtuse angle is greater than 90 degrees.