Math: Middle School: Grades 6, 7 and 8 Quiz - Shapes - Angles 2 (Questions)

This Math quiz is called 'Shapes - Angles 2' and it has been written by teachers to help you if you are studying the subject at middle school. Playing educational quizzes is a fabulous way to learn if you are in the 6th, 7th or 8th grade - aged 11 to 14.

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Can you tell an acute angle from an obtuse angle? Do you know how many degrees there are in a circle or in a triangle? Are you familiar with the angles of a regular pentagon or a regular hexagon?

Play this quiz to gain an acute knowledge of angles.

1. The angle in the picture below is a(n) .......
[ ] acute angle
[ ] obtuse angle
[ ] reflex angle
[ ] right angle
2. The angle in the picture below is a(n) .......
[ ] acute angle
[ ] obtuse angle
[ ] reflex angle
[ ] right angle
3. The angle in the picture below is a(n) .......
[ ] acute angle
[ ] obtuse angle
[ ] reflex angle
[ ] right angle
4. The angle in the picture below is a(n) .......
[ ] acute angle
[ ] obtuse angle
[ ] reflex angle
[ ] right angle
5. What is 'angle A' in the diagram below?
[ ] 80o
[ ] 100o
[ ] 120o
[ ] 140o
6. What is 'angle A' in the diagram below?
[ ] 90o
[ ] 180o
[ ] 210o
[ ] 270o
7. What is 'angle A' in the diagram below?
[ ] 55o
[ ] 65o
[ ] 75o
[ ] 85o
8. What is 'angle A' in the equilateral triangle below?
[ ] 50o
[ ] 60o
[ ] 70o
[ ] 80o
9. What is 'angle A' in the regular pentagon below?
[ ] 80o
[ ] 88o
[ ] 92o
[ ] 108o
10. What is 'angle A' in the regular hexagon below?
[ ] 80o
[ ] 120o
[ ] 180o
[ ] 240o
Math: Middle School: Grades 6, 7 and 8 Quiz - Shapes - Angles 2 (Answers)
1. The angle in the picture below is a(n) .......
[x] acute angle
[ ] obtuse angle
[ ] reflex angle
[ ] right angle
Acute angles are less than 90o
2. The angle in the picture below is a(n) .......
[ ] acute angle
[ ] obtuse angle
[ ] reflex angle
[x] right angle
Right angles are exactly 90o
3. The angle in the picture below is a(n) .......
[ ] acute angle
[x] obtuse angle
[ ] reflex angle
[ ] right angle
Obtuse angles are between 90o and 180o
4. The angle in the picture below is a(n) .......
[ ] acute angle
[ ] obtuse angle
[x] reflex angle
[ ] right angle
Reflex angles are between 180o and 360o
5. What is 'angle A' in the diagram below?
[ ] 80o
[ ] 100o
[x] 120o
[ ] 140o
The angles on a straight line add up to 180o
6. What is 'angle A' in the diagram below?
[ ] 90o
[ ] 180o
[ ] 210o
[x] 270o
The angles in a circle add up to 360o
7. What is 'angle A' in the diagram below?
[ ] 55o
[ ] 65o
[x] 75o
[ ] 85o
90o + 195o + 75o = 360o
8. What is 'angle A' in the equilateral triangle below?
[ ] 50o
[x] 60o
[ ] 70o
[ ] 80o
The angles in a triangle add up to 180o
9. What is 'angle A' in the regular pentagon below?
[ ] 80o
[ ] 88o
[ ] 92o
[x] 108o
All angles in a regular pentagon are the same. (The length of the sides are also the same)
10. What is 'angle A' in the regular hexagon below?
[ ] 80o
[x] 120o
[ ] 180o
[ ] 240o
Remember that all the angles in a regular hexagon are the same and all the lengths of the sides are the same