Across
- 3. a polygon with 10 sides
- 4. a polygon with 9 sides
- 6. two angles whose sum is 180 degrees
- 8. a parallelogram with four congruent sides
- 10. same size and same shape
- 11. angle that is exactly 180 degrees
- 13. angle that is less than 90 degrees
- 14. a quadrilateral with exactly one pair of parallel sides
- 15. triangle with 3 congruent sides
- 16. a quadrilateral with opposite sides that are parallel and congruent
- 18. a polygon with 7 sides
- 20. angles that are across from each other and congruent
- 21. angle that is greater than 90 degrees and less than 180 degrees
- 24. two angles whose sum is 90 degrees
Down
- 1. angles that share a side and a vertex
- 2. closed figure with 3 or more sides
- 5. a polygon with 4 sides
- 7. a polygon with 3 sides
- 9. triangle with no congruent sides
- 11. a parallelogram with four congruent sides and four right angles
- 12. a polygon with 8 sides
- 16. a polygon with 5 sides
- 17. a polygon with 6 sides
- 19. triangle with at least 2 congruent sides
- 22. angle that is exactly 90 degrees
- 23. a parallelogram with four right angles