Unit 1 Crossword

4. the number named by a unit with nine zeros after it, 1,000,000,000
6. being three-sided; as a trilater conversation; a geometric figure having three sides
7. being one-sided
9. a two-footed animal, as is man; (a) being two-footed
11. to cut or to divide something into two parts
14. one; single
15. lasting for, consisting of, or taking place every two hundred years
16. taking place twice a year
18. a three-legged; stand or support
19. a one-wheeled vehicle
20. of or pertaining to three languages

1. of or operating in one language using one language
2. an animal written about in fables and pictured as having a single horn in the middle of its forehead
3. of or pertaining to two languages; using two languages
5. a plane geometric figure of three sides and three angles
8. two; twice
9. lasting for two years
10. the number named by a unit with twelve zeros after it, 1000 billions 1,000,000,000,000
12. three, three time
13. a two-winged airplane; compare monoplane and triplane
17. to make one or cause to become one
19. a one-legged support