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. Complement of 87° = ____°
  2. Complement of 10° = ____°
  3. Supplement of 124° = ____°
  4. Complement of 85° = ____°
  5. Complement of 31° = ____°
  6. Third angle of a triangle with angles 67° and 77° = ____°
  7. Supplement of 122° = ____°
  8. Complement of 21° = ____°
  9. Supplement of 96° = ____°
  10. Complement of 16° = ____°
  11. Supplement of 60° = ____°
  12. Third angle of a triangle with angles 64° and 19° = ____°
  13. Complement of 20° = ____°
  14. Third angle of a triangle with angles 20° and 119° = ____°
  15. Complement of 18° = ____°
  16. Supplement of 70° = ____°
  17. Third angle of a triangle with angles 30° and 31° = ____°
  18. Third angle of a triangle with angles 61° and 18° = ____°
  19. Third angle of a triangle with angles 75° and 25° = ____°
  20. Third angle of a triangle with angles 80° and 51° = ____°
Angles Worksheet — Free Printable with Answer Key | WaffleMath