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 42° and 29° = ____°
  2. Third angle of a triangle with angles 18° and 123° = ____°
  3. Supplement of 104° = ____°
  4. Complement of 69° = ____°
  5. Third angle of a triangle with angles 74° and 43° = ____°
  6. Third angle of a triangle with angles 46° and 48° = ____°
  7. Third angle of a triangle with angles 39° and 29° = ____°
  8. Complement of 61° = ____°
  9. Third angle of a triangle with angles 42° and 111° = ____°
  10. Supplement of 160° = ____°
  11. Third angle of a triangle with angles 21° and 75° = ____°
  12. Complement of 86° = ____°
  13. Complement of 72° = ____°
  14. Third angle of a triangle with angles 13° and 139° = ____°
  15. Complement of 33° = ____°
  16. Supplement of 155° = ____°
  17. Complement of 10° = ____°
  18. Supplement of 55° = ____°
  19. Supplement of 3° = ____°
  20. Third angle of a triangle with angles 53° and 111° = ____°
Angles Worksheet — Free Printable with Answer Key | WaffleMath