Classify Angles Practice

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 right angle?

Back

A right angle is an angle that measures exactly 90 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

Classify angle TUS, indicated by the red marking: 45 degrees.

Back

Acute

Tags

CCSS.4.G.A.1

Front

Classify the angle shown: 30 degrees.

Back

Acute

Tags

CCSS.4.G.A.1

Front

Classify the angle shown: 120 degrees.

Back

Obtuse

Tags

CCSS.4.G.A.1

Front

Classify the angle shown: 150 degrees.

Back

Obtuse

Tags

CCSS.4.G.A.1

Front

Classify angle QSP, near the center of the figure: 90 degrees.

Back

Right

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