Types of Angles

Front

Define an Obtuse angle

Back

Greater than 90 and less than 180.

Front

What type of angle is exactly 90 degrees?

Back

Right angle.

Front

What type of angle is less than 90 degrees?

Back

Acute angle.

Front

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

Back

Obtuse angle.

Front

An obtuse angle is: smaller than a right angle or bigger than a right angle?

Back

Bigger than a right angle.

Front

What type of angle is exactly 180 degrees?

Back

Straight angle.

Front

What is the sum of angles in a triangle?

Back

180 degrees.

Front

What type of angle is greater than 180 degrees?

Back

Reflex angle.

Front

What is an angle called that is less than 90 degrees?

Back

Acute angle.

Front

What is the name of an angle that is exactly 90 degrees?

Back

Right angle.