Types of Angles Flashcard

Front

What is an acute angle?

Back

An angle less than 90°.

Front

What is a right angle?

Back

An angle of 90°.

Front

What is an obtuse angle?

Back

An angle more than 90° but less than 180°.

Front

What is a straight angle?

Back

An angle of 180°.

Front

What is a reflex angle?

Back

An angle more than 180° but less than 360°.

Front

Fill in the blank: An angle of less than 90° is called a(n) ____.

Back

Acute angle.

Front

Fill in the blank: A right angle is an angle of ____.

Back

90°.

Front

Which angle is larger: 45° or 90°?

Back

90° is larger.

Front

Which angle is smaller: 60° or 90°?

Back

60° is smaller.

Front

What type of angle is 120°?

Back

Obtuse angle.