Across
- 3. ratio of a circle's circumference to its diameter
- 6. polygon with six sides
- 7. result of dividing one number by another
- 8. triangle with all sides of equal length
- 9. geometric solid with six square faces
- 11. any number of the set{...-2,-1,0,1,2...}
- 12. unit of measure for angles
- 16. distance around a circle
- 17. triangle with no sides of equal length
Down
- 1. average
- 2. 1000 meters
- 4. lines intersecting at a right angle
- 5. any nonzero real number, inverted
- 9. 10 millimeters
- 10. number of square units in a closed figure
- 12. result of subtracting one number from another
- 13. result of multiplying one number by another
- 14. triangle with at least two sides of equal length
- 15. equilateral parallelogram
- 18. distance between two designated points