Across
- 2. the number of square units needed to cover a given polygon
- 3. a polygon with all sides and all angles equal or congruent
- 4. points or corners of a polygon or 3-dimensional solid
- 7. a five-sided polygon
- 11. line segment where two faces metet on a 3-dimensional solid
- 12. a triangle with 1 angle greater than 90 degrees
- 13. a triangle with no congruent side
Down
- 1. a polygon with four sides, the general term
- 2. a triangle with three angles less than 90 degree
- 5. a polygon with 6 sides
- 6. a triangle with with one 90 degree angle
- 8. a polygon with 8 sides
- 9. a 2-dimensional representation of a -dimensional solid
- 10. flat/plane polygons that make up the sides of a 3-dimension all solid