Naming Angles Flashcard

Front

What type of angle measures exactly 90 degrees?

Back

Right angle

Front

Which angle is smaller than a right angle?

Back

Acute angle

Front

An angle that measures more than 90 degrees but less than 180 degrees is called:

Back

Obtuse angle

Front

In a triangle, if one angle measures 100 degrees, what type of angle is it?

Back

Obtuse angle

Front

Which of the following is NOT a characteristic of a right angle?

• It measures 90 degrees
• It is smaller than an obtuse angle
• It forms a perfect square corner
• It is larger than a straight angle

Back

It is larger than a straight angle

Front

In a rectangle, how many right angles are there?

Back

4

Front

Classify an angle measuring 45 degrees: Acute angle, Obtuse angle, Right angle, Straight angle

Back

Acute angle

Front

A square has four angles of equal size. What type of angles are these?

Back

Right angles

Front

An angle that measures exactly 180 degrees is known as a:

Back

Straight angle

Front

In a parallelogram, which of the following statements is always true? All angles are acute, All angles are obtuse, Two angles are acute and two are obtuse, All angles are right angles

Back

Two angles are acute and two are obtuse