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. Third angle of a triangle with angles 38° and 77° = ____°
  3. Complement of 3° = ____°
  4. Supplement of 168° = ____°
  5. Third angle of a triangle with angles 34° and 90° = ____°
  6. Complement of 20° = ____°
  7. Third angle of a triangle with angles 44° and 89° = ____°
  8. Third angle of a triangle with angles 30° and 46° = ____°
  9. Third angle of a triangle with angles 18° and 123° = ____°
  10. Complement of 89° = ____°
  11. Supplement of 83° = ____°
  12. Supplement of 36° = ____°
  13. Complement of 27° = ____°
  14. Complement of 62° = ____°
  15. Complement of 72° = ____°
  16. Complement of 58° = ____°
  17. Complement of 1° = ____°
  18. Third angle of a triangle with angles 76° and 35° = ____°
  19. Complement of 83° = ____°
  20. Supplement of 102° = ____°
Angles Worksheet — Free Printable with Answer Key | WaffleMath