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 43° and 42° = ____°
  2. Third angle of a triangle with angles 56° and 36° = ____°
  3. Third angle of a triangle with angles 12° and 158° = ____°
  4. Supplement of 15° = ____°
  5. Third angle of a triangle with angles 51° and 23° = ____°
  6. Supplement of 30° = ____°
  7. Complement of 47° = ____°
  8. Third angle of a triangle with angles 17° and 118° = ____°
  9. Supplement of 94° = ____°
  10. Supplement of 170° = ____°
  11. Complement of 20° = ____°
  12. Third angle of a triangle with angles 16° and 90° = ____°
  13. Third angle of a triangle with angles 67° and 20° = ____°
  14. Supplement of 149° = ____°
  15. Supplement of 60° = ____°
  16. Supplement of 143° = ____°
  17. Third angle of a triangle with angles 45° and 14° = ____°
  18. Supplement of 24° = ____°
  19. Complement of 65° = ____°
  20. Supplement of 1° = ____°
Angles Worksheet — Free Printable with Answer Key | WaffleMath