Uni, Bi, Tri, and Quad Review

1234567891011121314151617
Across
  1. 2. having two different colors
  2. 3. eyeglasses with lenses that have two sections
  3. 4. a three sided figure
  4. 5. a group that sounds like one
  5. 7. having or involving three sides, countries, or parties
  6. 8. one out of four equal parts of a circle or coordinate grid
  7. 10. happening every four years
  8. 12. one group
  9. 13. a four-sided enclosure, surrounded by buildings
  10. 14. a two-pointed tooth
  11. 17. a race that combines three activities
Down
  1. 1. a vehicle with three wheels
  2. 3. happening every two years
  3. 5. a one-piece leotard and tights combination
  4. 6. a dinosaur with three horns
  5. 8. four muscles located along the front of the thigh
  6. 9. to create four times as much of something
  7. 11. one sided
  8. 15. one of a kind
  9. 16. a vehicle with two wheels