Angles Worksheet

Recommended for 4th Grade — 7th Grade

New Worksheet

Angles Worksheet

Name: ____________________Date: ____________

Instructions: Measuring angles, classifying acute, right, and obtuse, and solving angle puzzles.

20 problems

  1. Third angle of a triangle with angles 20° and 78° = ____°
  2. Complement of 71° = ____°
  3. Supplement of 11° = ____°
  4. Third angle of a triangle with angles 11° and 27° = ____°
  5. Supplement of 71° = ____°
  6. Supplement of 34° = ____°
  7. Complement of 17° = ____°
  8. Third angle of a triangle with angles 48° and 98° = ____°
  9. Supplement of 55° = ____°
  10. Supplement of 8° = ____°
  11. Supplement of 129° = ____°
  12. Supplement of 166° = ____°
  13. Third angle of a triangle with angles 12° and 133° = ____°
  14. Supplement of 67° = ____°
  15. Supplement of 16° = ____°
  16. Complement of 60° = ____°
  17. Third angle of a triangle with angles 25° and 79° = ____°
  18. Supplement of 17° = ____°
  19. Supplement of 32° = ____°
  20. Third angle of a triangle with angles 33° and 113° = ____°