Pi Formulas
Albert Einstein
Pi Facts
Science and Pi
Pi Riddles
100
What is Pi?

It is defined as the ratio of a circle's circumference to its diameter

100
Where was Albert Einstein born?
Germany
100
What is an irrational number?

a decimal that does not repeat.

100
What theory made Einstein very famous after he published it?
Theory of Relativity
100
What do you call a mathematician that takes over a ship?
a Pi-rate
200
What is the area of a circle?
A= pi*r^2
200
When was Einstein born?
March 14. 

or Pi Day

200
Fill in the blank 

When printed out in regular font, pi would stretch from _______ city to _______ city and beyond.

Kansas city and New York City.
200
What does E=mc^2 mean?
Energy equal mass times the speed of light squared
200
What is a mathematician's favorite dessert?
a Pi-e
300
What is the circumference of a circle?
C=2*pi*r
300

What equation is Einstein most famous for?

E=mc^2

300
What is another and main form of writing pi? 

hint: its a fraction!!!

22/7
300

Find the circumference of earth.

Use the circumference of a circle equation for this problem. C=2πr

The radius is 3,959. 

24,862.52
300
Recite the first 10 numbers of pi
3.141592653
400
In what subject did Einstein get a Nobel Peace Prize in?
Physics 
400
For how long has the symbol for pi been used in mathematical equations?
250 years
400
Where do you mostly see pi.
Anything that is or has a part of a circle.
400
What is the official animal of pi day?
a Pi-thon
500
Not about Einstein. Sorry!!!

Who invented Pi?

William Jones
500

He is credited with determining a remarkably accurate approximation of pi in earliest times.

Archimedes of Syracuse

500
Can pi help you find the circumference of a planet?

If so name all them.

Yes. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune

500
What can't you ever talk to Pi?
He will go on forever.
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