Across
- 2. a quadrilateral with 4 equal sides
- 4. length times width
- 5. a line with two endpoints
- 7. a 90 degree angle
- 9. a quadrilateral with one set of parallel lines
- 11. a line with one endpoint
- 13. the distance around a shape
- 14. ends in 2 4 6 8 0
- 15. an angle smaller than 90 degrees
- 16. two lines that never touch
- 18. to find the total of two numbers
Down
- 1. a part of a whole
- 3. to find the total of a number of equal groups
- 5. to find the difference between two numbers
- 6. an angle greater than 90 degrees
- 8. the measurement of the distance between two lines
- 10. two lines that intersect at a right angle
- 12. an odd number smaller than 9
- 17. ends in 1 3 5 7 9