Pi Meanings
Pi Formulas
Pi Humor
Pi Trivia
Pi's Friends
100
The definitoon of pi
What is the ratio of a circle's circumference to its diameter
100
The formula for the area of a circle
What is A = pi r^2
100
This is what you get when you divide the circumference of a jack-o-lantern by its diameter
What is pumpkin pi
100
This famous mathemetician's birthday is on the same date as Pi Day
Who is Albert Einstein
100
The square root of -1
What is i
200
An approimate value of pi, correct to four decimal places
What is 3.14159
200
The formula for the circumference of a circle
What is C = 2 pi r or C = pi d
200
The is what you get when you divide the circumference of a native Alaskan by its diameter
What is Eskimo pi
200
The number of digits of pi that Chao Lu recited in 2005 to set the new world record (rounded to the nearest 10,000)
What is 70,000 (acutal number of digits is 67,890)
200
The limit as x approaches infinity of (1 + 1/x)^x
What is e
300
An approximate value of pi, in fraction form
What is 22/7
300
The formual for the volume of a cylinder
What is V = pi r^2 h
300
This is what you get when you divide the circumference of the sun by its diameter
What is pi in the sky?
300
The computer calculated pi to the 1.24 trillionth digit in 2002
What is the HITACHI SR 8000
300
The series 0,1,1,2,3,5,8,13,... is named after this Italian mathematician of the middle ages
Who is Fibonacci
400
The value of pi fits into this classification of numbers
What is irrational
400
the formula for the surface area of a cylinder
What is S = 2 pi r h + 2 pi r^2
400
This is what you get when you divide the circumference of a bovine by its diameter
What is cow pi
400
Famous Greek mathematician who gave a remarkably accurate approximation of pi
Who is Archimedes
400
The Greek letter phi represents the number 1.61803... also known as
What is The Golden Ratio
500
Pi cannot be expressed as hte root of any algebraic equation with rational coefficients, making it this kind of number
What is transcendental
500
The formula for volume of a cone
What is V = 1/3 pi r^2 h
500
This is what you get when you divide the circumference of a bowl of ice cream by its diameter
What is pi a la mode
500
The first people known to find a value for pi
Who are the Egyptians and Baylonians
500
Euler's Identity: e^ipi + 1 =_____
What is 0
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