Unit 1

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Across
  1. 4. to cut
  2. 6. pertaining to three languages
  3. 7. a figure of three sides and three angles
  4. 9. one;single
  5. 10. lasting for two years
  6. 11. three
  7. 12. pertaining to two languages
  8. 14. being one-sided
  9. 15. a one-wheeled vehicle
  10. 16. the number named by a unit with nine zeros
  11. 18. taking place every two hundred years
Down
  1. 1. of or pertaining
  2. 2. a two winged airplane
  3. 3. the number named by a unit with twelve zeros
  4. 5. being three sided
  5. 8. to make one
  6. 10. taking place twice a year
  7. 12. a two-footed animal as a man
  8. 13. three-legged stand for a camera
  9. 14. an animal written about in fables
  10. 16. two
  11. 17. a one-legged support