Across
- 3. a quadrilateral with only one pair of parallel sides
- 6. multiply this with the base to get the area
- 7. A Triangle with all three sides equal
- 8. Base x height = ?
- 11. A Triangle with all angles less than 90 degrees
- 15. The science of numbers
- 17. The space between two intersecting lines
- 18. A unit where 12 of these make a foot
- 19. A unit made up of 100 centimeters
Down
- 1. a point where 2 or more sides meet
- 2. A 3 sided polygon
- 4. a triangle with all angles equal
- 5. A line segment that forms part of a boundary
- 9. The same
- 10. The distance around all 4 sides
- 12. A Triangle with at least 2 sides equal
- 13. A triangle with one angle greater than 90 degrees
- 14. Multiply this with the height to get the area
- 16. A Triangle with one 90 degree angle