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 8° = ____°
  2. Complement of 18° = ____°
  3. Supplement of 110° = ____°
  4. Supplement of 10° = ____°
  5. Third angle of a triangle with angles 69° and 20° = ____°
  6. Complement of 62° = ____°
  7. Complement of 39° = ____°
  8. Complement of 57° = ____°
  9. Complement of 9° = ____°
  10. Supplement of 101° = ____°
  11. Third angle of a triangle with angles 78° and 55° = ____°
  12. Complement of 27° = ____°
  13. Supplement of 43° = ____°
  14. Third angle of a triangle with angles 21° and 61° = ____°
  15. Supplement of 23° = ____°
  16. Third angle of a triangle with angles 32° and 128° = ____°
  17. Supplement of 31° = ____°
  18. Complement of 14° = ____°
  19. Supplement of 33° = ____°
  20. Third angle of a triangle with angles 42° and 51° = ____°
Angles Worksheet — Free Printable with Answer Key | WaffleMath