Identify Angles: Right, Acute, & Obtuse

Front

What is an acute angle?

Back

An angle that measures less than 90 degrees.

Tags

CCSS.4.G.A.1

Front

What is a right angle?

Back

An angle that measures exactly 90 degrees.

Tags

CCSS.4.G.A.1

Front

What is an obtuse angle?

Back

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

Tags

CCSS.4.G.A.1

Front

What type of angle is formed by the hands of a clock at 3:00?

Back

Right angle.

Tags

CCSS.4.G.A.1

Front

What type of angle is formed by the hands of a clock at 10:10?

Back

Obtuse angle.

Tags

CCSS.4.G.A.1

Front

What type of angle is formed by the hands of a clock at 1:00?

Back

Acute 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

How many degrees are in a full circle?

Back

360 degrees.

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Front

What is the sum of angles in a triangle?

Back

180 degrees.

Tags

CCSS.8.G.A.5

Front

If an angle measures 45 degrees, what type of angle is it?

Back

Acute angle.

Tags

CCSS.4.G.A.1