Across
- 3. What is pi used for
- 6. who was the founder of pi
- 7. a straight line from both sides of a circle/sphere
- 9. who knew of pi's existence 4,000 years ago
- 11. when is pi day
- 13. what is the value of pi
- 14. origin of pi
- 15. what type of number is pi
Down
- 1. a line to the circumference of a circle/sphere
- 2. what is the first number of pi
- 4. what does pi find in math
- 5. what was pi written as sometimes
- 8. where was the symbol of pi found
- 10. shape consisting of all points in a plane with a given distance from a given point
- 12. how many digits long is pi