Classify Angles

Front

What is an acute angle?

Back

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

Tags

CCSS.4.G.A.1

Front

What is a right angle?

Back

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

Tags

CCSS.4.G.A.1

Front

What is an obtuse angle?

Back

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

Tags

CCSS.4.G.A.1

Front

What is the degree measure of a right angle?

Back

90 degrees.

Tags

CCSS.4.G.A.1

Front

What is another name for a right angle?

Back

90 degree angle.

Tags

CCSS.4.G.A.1

Front

How many degrees are in a straight angle?

Back

180 degrees.

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Front

What type of angle is 45 degrees?

Back

An acute angle.

Tags

CCSS.4.G.A.1

Front

What type of angle is 120 degrees?

Back

An obtuse angle.

Tags

CCSS.4.G.A.1

Front

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

Back

It is a right angle.

Tags

CCSS.4.G.A.1

Front

What is the sum of angles in a triangle?

Back

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

Tags

CCSS.8.G.A.5