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. Supplement of 121° = ____°
  2. Complement of 61° = ____°
  3. Third angle of a triangle with angles 60° and 20° = ____°
  4. Third angle of a triangle with angles 39° and 57° = ____°
  5. Supplement of 166° = ____°
  6. Supplement of 75° = ____°
  7. Third angle of a triangle with angles 16° and 150° = ____°
  8. Supplement of 119° = ____°
  9. Third angle of a triangle with angles 67° and 28° = ____°
  10. Complement of 15° = ____°
  11. Complement of 78° = ____°
  12. Supplement of 100° = ____°
  13. Supplement of 48° = ____°
  14. Supplement of 153° = ____°
  15. Supplement of 11° = ____°
  16. Third angle of a triangle with angles 47° and 104° = ____°
  17. Supplement of 76° = ____°
  18. Third angle of a triangle with angles 47° and 63° = ____°
  19. Supplement of 22° = ____°
  20. Supplement of 145° = ____°
Angles Worksheet — Free Printable with Answer Key | WaffleMath