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 32° and 27° = ____°
  2. Third angle of a triangle with angles 45° and 18° = ____°
  3. Complement of 16° = ____°
  4. Complement of 89° = ____°
  5. Supplement of 31° = ____°
  6. Complement of 36° = ____°
  7. Complement of 77° = ____°
  8. Complement of 72° = ____°
  9. Third angle of a triangle with angles 33° and 10° = ____°
  10. Supplement of 80° = ____°
  11. Complement of 57° = ____°
  12. Third angle of a triangle with angles 79° and 21° = ____°
  13. Complement of 69° = ____°
  14. Third angle of a triangle with angles 28° and 60° = ____°
  15. Complement of 81° = ____°
  16. Supplement of 107° = ____°
  17. Complement of 76° = ____°
  18. Supplement of 90° = ____°
  19. Complement of 23° = ____°
  20. Supplement of 73° = ____°
Angles Worksheet — Free Printable with Answer Key | WaffleMath