Types of Angles Grade 4

Front

What shape measures a 360 degree angle?

Back

Circle

Front

What type of angle is less than 90 degrees?

Back

Acute angle

Front

What type of angle is exactly 90 degrees?

Back

Right angle

Front

What type of angle is more than 90 degrees but less than 180 degrees?

Back

Obtuse angle

Front

What type of angle is exactly 180 degrees?

Back

Straight angle

Front

What is a protractor?

Back

A tool used to measure angles.

Front

What is the sum of angles in a triangle?

Back

180 degrees.

Front

What type of angle is formed by two rays that point in opposite directions?

Back

Straight angle.

Front

What is an angle that measures more than 180 degrees called?

Back

Reflex angle.

Front

What do you call an angle that measures exactly 0 degrees?

Back

Zero angle.