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 154° = ____°
  2. Supplement of 54° = ____°
  3. Complement of 48° = ____°
  4. Complement of 20° = ____°
  5. Third angle of a triangle with angles 38° and 56° = ____°
  6. Third angle of a triangle with angles 20° and 91° = ____°
  7. Supplement of 103° = ____°
  8. Supplement of 67° = ____°
  9. Third angle of a triangle with angles 38° and 121° = ____°
  10. Third angle of a triangle with angles 38° and 61° = ____°
  11. Supplement of 142° = ____°
  12. Complement of 71° = ____°
  13. Third angle of a triangle with angles 38° and 122° = ____°
  14. Third angle of a triangle with angles 57° and 48° = ____°
  15. Supplement of 90° = ____°
  16. Supplement of 18° = ____°
  17. Supplement of 69° = ____°
  18. Supplement of 41° = ____°
  19. Complement of 89° = ____°
  20. Third angle of a triangle with angles 37° and 116° = ____°
Angles Worksheet — Free Printable with Answer Key | WaffleMath