Across
- 1. month Pi Day is celebrated
- 6. decimal number that can't be written as a simple fraction
- 10. 3d figure that has two circular faces that are parallel
- 11. curved surface that looks like a ball
- 12. distance around the outside of a circle
- 13. amount of space occupied by a 3D figure
- 14. branch of math that deals with lines, points, angles, etc.
Down
- 2. distance from the center of the circle to its circumference
- 3. total length around the outside of a closed figure
- 4. line that passes through the center of a circle
- 5. comparison of two numbers
- 7. ratio of the circumference of a circle to its diameter
- 8. did the first calculation of pi
- 9. closed, round shape