Across
- 3. divide into two parts
- 4. a quadrilateral with only one pair of parallel sides
- 7. same on both sides
- 8. one dimensional figure, length but no width
- 9. the space between 2 interconnecting lines
- 10. 4 sided figure, all straight lines
- 12. the distance from side to side
Down
- 1. outer boundary of a figure
- 2. quadrilateral 4 right angles,2 parallel sides
- 5. shape with 3 sides
- 6. highest point/top/apex
- 9. the amount of space within a 2d shape
- 11. measure under 90 degrees