Types of Angles

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 acute angle?

Back

An acute angle is an angle that measures less than 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 a straight angle?

Back

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

Tags

CCSS.4.G.A.1

Front

How many degrees are in a full rotation?

Back

A full rotation is 360 degrees.

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Front

What type of angle is formed by two intersecting lines that create a 45-degree angle?

Back

The angle formed is an acute angle.

Tags

CCSS.4.G.A.1

Front

What type of angle is formed by two intersecting lines that create a 120-degree angle?

Back

The angle formed is an obtuse angle.

Tags

CCSS.4.G.A.1

Front

Identify the type of angle that measures 90 degrees.

Back

Right angle.

Tags

CCSS.4.G.A.1

Front

Identify the type of angle that measures 180 degrees.

Back

Straight angle.

Tags

CCSS.4.G.A.1

Front

If an angle measures 75 degrees, what type of angle is it?

Back

It is an acute angle.

Tags

CCSS.4.G.A.1