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 66° = ____°
  2. Third angle of a triangle with angles 18° and 12° = ____°
  3. Complement of 57° = ____°
  4. Third angle of a triangle with angles 17° and 26° = ____°
  5. Supplement of 88° = ____°
  6. Third angle of a triangle with angles 41° and 63° = ____°
  7. Supplement of 86° = ____°
  8. Third angle of a triangle with angles 19° and 23° = ____°
  9. Third angle of a triangle with angles 37° and 107° = ____°
  10. Supplement of 140° = ____°
  11. Complement of 50° = ____°
  12. Third angle of a triangle with angles 31° and 103° = ____°
  13. Supplement of 127° = ____°
  14. Supplement of 139° = ____°
  15. Complement of 54° = ____°
  16. Third angle of a triangle with angles 72° and 79° = ____°
  17. Supplement of 46° = ____°
  18. Third angle of a triangle with angles 21° and 107° = ____°
  19. Supplement of 115° = ____°
  20. Complement of 69° = ____°