Classifying Angles Worksheet
A Grade 6 math worksheet to practice classifying angles as acute, obtuse, right, or straight, and measuring angles.
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Classifying Angles
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Read each question carefully and classify the angles as acute, obtuse, right, or straight. Then, answer the questions that follow.
1. An angle that measures exactly 90 degrees is called a angle.
2. An angle that measures less than 90 degrees is called an angle.
3. An angle that measures more than 90 degrees but less than 180 degrees is called an angle.
4. An angle that measures exactly 180 degrees is called a angle.
5. Which of the following angles is an acute angle?
90 degrees
120 degrees
45 degrees
180 degrees
6. An angle that looks like the corner of a square is a:
Acute angle
Obtuse angle
Right angle
Straight angle
7. Look at the angle below. What type of angle is it?
8. Look at the angle below. What type of angle is it?
9. A straight angle forms a straight line.
True
False
10. An obtuse angle is smaller than an acute angle.
True
False