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 45° and 66° = ____°
  2. Supplement of 166° = ____°
  3. Complement of 40° = ____°
  4. Third angle of a triangle with angles 43° and 81° = ____°
  5. Third angle of a triangle with angles 29° and 85° = ____°
  6. Complement of 75° = ____°
  7. Third angle of a triangle with angles 64° and 42° = ____°
  8. Third angle of a triangle with angles 19° and 42° = ____°
  9. Complement of 16° = ____°
  10. Supplement of 137° = ____°
  11. Complement of 9° = ____°
  12. Supplement of 164° = ____°
  13. Third angle of a triangle with angles 12° and 77° = ____°
  14. Supplement of 66° = ____°
  15. Third angle of a triangle with angles 79° and 88° = ____°
  16. Supplement of 51° = ____°
  17. Complement of 14° = ____°
  18. Third angle of a triangle with angles 52° and 112° = ____°
  19. Supplement of 146° = ____°
  20. Third angle of a triangle with angles 21° and 127° = ____°
Angles Worksheet — Free Printable with Answer Key | WaffleMath