1. Pi is named after a letter of which alphabet? Greek
2. On the Simpsons, what type of pie lures Homer into a rope trap? Floor pie
3. Who was the first group of people to find a value for Pi? Babylonians
4. Pi has been solved. False
5. Pi Day is celebrated on March 14. (which was chosen because it resembles 3.14) What time does the official celebration begin? 1:59 PM
6. People tried for centuries to "square the circle". What were they trying to do? Construct a square of equal area to a given circle
7. Which of these is the "formal" definition of Pi? The ratio of a circle's circumference to its diameter
8. What famous scientist was born on Pi Day in 1879? Einstein
9. Which digit is completely missing from the first 30 places of Pi's decimal expansion? 0
10. How many digits are there in Pi? Infinite
11. Who had the digits of Pi engraved on his tombstone? Ludolph van Ceulen
12. What is the value of Pi? 3.14
13. Pi is best described as what type of number? Irrational number
14. Which mathematician created an algorithm for calculating Pi in around 250 BC? **Archimedes **
15. Where does the letter Pi appear in the Greek alphabet? 16th letter
16. Who was the first person to give the letter “Pi” its current mathematical definition in 1706? **William Jones **
17. What are the first 8 digits of Pi? 3.1415926
18. If you multiply Pi by the square of the radius of a circle, what do you get? The circle's area
19. Who adopted π as the symbol for Pi? Euler
20. In the book Life of Pi, what is Pi short for? Piscine
21. Which of these fractions is closest to Pi? 22/7
22. Calculate: 3π. 9.42
23. The symbol for Pi was introduced in the last ______ years. 300
24. Lu Chao of China set a world record by memorizing the most digits of Pi. How many digits did he memorize? 67,890
25. How many hours did it take a supercomputer to calculate Pi to 51.5 billion digits in 1997? 29
26. Pi to 3 decimal places is 3.141. What digit comes next? 5
27. Which of the following is NOT a nickname given to Pi? Rudolph's Constant
