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 31° = ____°
  2. Third angle of a triangle with angles 61° and 61° = ____°
  3. Third angle of a triangle with angles 73° and 66° = ____°
  4. Supplement of 100° = ____°
  5. Third angle of a triangle with angles 20° and 86° = ____°
  6. Third angle of a triangle with angles 20° and 118° = ____°
  7. Supplement of 158° = ____°
  8. Third angle of a triangle with angles 63° and 21° = ____°
  9. Supplement of 125° = ____°
  10. Complement of 41° = ____°
  11. Third angle of a triangle with angles 78° and 12° = ____°
  12. Supplement of 104° = ____°
  13. Third angle of a triangle with angles 11° and 25° = ____°
  14. Third angle of a triangle with angles 38° and 37° = ____°
  15. Third angle of a triangle with angles 65° and 39° = ____°
  16. Complement of 36° = ____°
  17. Supplement of 56° = ____°
  18. Third angle of a triangle with angles 65° and 67° = ____°
  19. Third angle of a triangle with angles 69° and 42° = ____°
  20. Complement of 67° = ____°