Pie Day

123456789101112
Across
  1. 2. Mathematical constant celebrated on March 14
  2. 4. Distance from a circle’s center to its edge
  3. 6. Ancient mathematician famed for approximating pi.
  4. 10. Delicious dessert that sounds like our famous constant
  5. 12. Pi is an example of this unchanging mathematical value.
Down
  1. 1. A straight line through a circle’s center connecting two points on its edge
  2. 3. Perfectly round shape that inspires Pi Day
  3. 5. The month when Pi Day is celebrated
  4. 7. Describes the never-ending, non-repeating nature of pi’s decimals.
  5. 8. An ordered list of numbers, such as the digits in pi.
  6. 9. The individual numbers that make up pi’s endless sequence.
  7. 11. The branch of math that studies shapes and circles.