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Pi Meanings
Einstein
Pi Trivia
Pi Formulas
Pi Humor
100

This is the digits of pi approximate to 3 decimal places.

What is 3.141

100
This is the country Albert Einstein was born in.
What is Germany?
100

The symbol for pi has been used regularly in its mathematical sense only for the past how many years?

What is 250 years?

100

This is the formula for the area of an ellipse? 

What is pi*a*b ?

100

The element einsteinium was discovered and named in honor of Albert Einstein during this year.

What is 1952?

200
The symbol pi in mathematics represents the what of a circle's circumference to its diameter.
What is ratio
200

At the age of 17,Einstein failed what?

What is the university entrance exam?

200
Pi Day is celebrated on March 14. This is the official time the celebration begins.
What is 1:59 p.m.?
200

This is the formula for the volume of a sphere.

What is 4*pi*r*r ?

200

This knight was the roundest knight at King Arthur's round table. (He acquired his size from too much pi.)

Sir Cumference

300
Another name by which Pi is called.
What is Circular Constant, Archimedes Constant, and/or Ludolph's Number?
300
At a very young age Albert was presented a what for a birthday gift?
What is a compass?
300
This person introduced the pi symbol in 1706.
Who is William Jones?
300

This is angular velocity formula

2*pi*frequency

300
The world record holder for reciting the most digits of, recited 44,000 digits in this amount of time.
What is 9 hours?
400

A number that cannot accurately be written as a simple ratio of integers and who's decimal goes on forever

What is an irrational number?

400
This is the instrument that Einstein played.
What is the violin?
400

In the Greek and English alphabets, pi is this letter. (HINT: The answer is a number.)

What is the sixteenth (16)?

400

This is approximate period of a simple pendulum with small amplitude

2*pi*sqrt(L/g)

400
The famous picture of Einstein sticking out his tongue, was taken on this birthday.
What is Einstein's 72nd birthday?
500
This man popularized the symbol for pi.
Who is Leonard Euler?
500

What is the year of Einstein's passing?

What is 1955?

500
This is the computer the calucated pi to the 1.24 trillionth digit in 2002.
What is the Hitachi SR 8000?
500

This is what you get when you divide Planck's constant by reduced Planck's constant?

2*pi

500

What do you get if you divide the circumference of a jack-o-lantern by its diameter?

What is pumpkin pi?