PM+-+2

=__**Pi**__=


 * Here is some history of pi... **

Pi was found by the romans and is the circumference of a circle or the distance around the outside of a circle.

Pi's Name
The symbol for pi ,π, is the first letter of the word for perimeter in the Greek language. Pi is often used to find the //perimeter//, or //circumference//, of a circle. Pi,in the greek alphabet,(the first letters are alpha& beta)has a neighboring letter called "omicron" it looks like this:o'(this is just an "o" with an apostrophe!). Look at the bottom for other cool symbols!

Formulas Using Pi
Pi is used for finding the circumference of a circle: d= diameter c= circumference r= radius π= pi

d= r x 2 d= c ÷ //**π**// c= d x **//π//** c= r x 2** x //π// **


 * The Number** π

Pi is an irrational number; it can not be a fraction. Pi never ends and it doesn't repeat a single number in itself.

FUN FACT:The 10 millionth digit in pi is the longest recorded number in pi media type="youtube" key="27OQfd_Sq4c" height="344" width="425"

This is the pi song explainig some of the history of pi. http://www.vvc.edu/ph/TonerS/mathpi/mathpimovie.swf
 * Here are some cool websites to look at...**

Here you can find your birthday in pi,cool right? http://www.facade.com/legacy/amiinpi/

!!!!!THANK YOU FOR LOOKING AT OUR PAGE WE HOPE YOU LEARNED SOMETHING NEW!!!! :)1229041986~ squiggles!! pᴫᵕʥƺȡπ

COOL VIDEO!!!!!!!!MAKE SURE YOU WATCH BOTH VIDEOS!!!! STR@USS WAS HERE!

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