Acute, Right, and Obtuse 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 greater than 90 degrees but less than 180 degrees.

Tags

CCSS.4.G.A.1

Front

What is the degree measurement of an acute angle?

Back

An acute angle measures between 0 and 90 degrees.

Tags

CCSS.4.G.A.1

Front

What is the degree measurement of a right angle?

Back

A right angle measures exactly 90 degrees.

Tags

CCSS.4.G.A.1

Front

What is the degree measurement of an obtuse angle?

Back

An obtuse angle measures between 90 and 180 degrees.

Tags

CCSS.4.G.A.1

Front

Can an angle be both acute and obtuse?

Back

No, an angle cannot be both acute and obtuse at the same time.

Tags

CCSS.4.G.A.1

Front

What type of angle is 45 degrees?

Back

45 degrees is an acute angle.

Tags

CCSS.4.G.A.1

Front

What type of angle is 135 degrees?

Back

135 degrees is an obtuse angle.

Tags

CCSS.4.G.A.1

Front

What type of angle is 90 degrees?

Back

90 degrees is a right angle.

Tags

CCSS.4.G.A.1