Across
- 2. angle less than 90 degrees
- 4. polygon opened shape
- 6. same or exactly
- 7. Quad, two sets of congruent sides, two acute or obtuse
- 9. quad with two adjacent congruent sides
- 13. triangle triangle where all sides are equal
- 15. triangle no equal sides
- 16. closed shape with three or more sides
Down
- 1. angle more than 90 degrees
- 3. four sides, four angles
- 5. polygon with eight sides
- 8. quad with two pair of parallel sides and four congruent sides
- 10. polygon with five sides
- 11. has three vertices
- 12. polygon with six sides
- 14. triangle triangle with two equal sides