Pi Facts
Pi Equations
Misc. Pi
Pi Riddles
Pi puns
100
Pi is the most used in what field of mathematics
Geometry
100
pi
100
What famous scientist known for his formula E=mc2 was born on Pi day?
Albert Einstein
100
What do you get when you divide the circumference of a jack-o-lantern by its diameter?
Pumpkin pi
100
What was Sir Isaac Newton's favorite pie?
Apple pi
200
How many digits of pi are there?
Infinity, it never ends
200
What is formula for area of a circle?
r 2
200
How many digits of pi would it take to go from New York to Kansas?
(1 Thousand, 1 Million, 1 Billion, 1 Trillion)
One Billion
200
What do you call a mathematician that takes over a ship?
a pi-rate
200
What is the most adorable pi?
Cutie Pie
300
Who introduced the pi symbol?
William Jones in 1706.
300
What is the formula for circumference of a circle.
d
or 2 x (3.14) x r
300
In what mid-west U.S. state was a bill introduced to legislate the value of pi? (Illinois, Indiana, Ohio, or Iowa)
Indiana
(bill was introduced, but failed to pass, in 1897)
300
Why should you never talk to pi?
Because they'll go on forever.
300
What do you get when an octopus and a pie cross paths?
Octo-pi
400
Lu Chao holds the world record for reciting the most digits of pi. How many digits did he recite to the nearest thousand?
60,000 (67,890 to be precise!)
400
These are the first 10 decimal digits of Pi
3.1415926535
400
What southern U.S. state has a city with a ZIP code has a pi-related ZIP code of 31415?
Georgia (Savannah)
400
What does a mathematician need to fly his plane?
Pi-lot's license
400
How many bakers does it take to bake a pi?
About 3.14
500
Which alphabet does pi originate from?
It is the 16 letter in the Greek alphabet.
500
what is the fractional equivalent of pi?
22/7
500
What is one of the two ancient civilizations in which a value for pi was probably first used to calculate the area of a circle? (Hint we've studied both this year!)
Mesopotamia or Egypt
500
What did the mathematician put into her gourmet cookies?
spices
s-PI-ces
500
What do you call a person who can recite more digits of pi than Lu Chao?
A PI-oneer