Across
- 2. half the diameter of a circle
- 7. this a famous food on pi day
- 8. a fixed value
- 10. his birthday is today
- 11. pi day
- 12. best math teacher
Down
- 1. Greek letter symbolizing pi
- 3. not expressible as a ratio of two integers
- 4. circular shape
- 5. started Day pi day celebration-"prince of pi"
- 6. related to math
- 9. the number representing the ratio of a