Pi, the Greek letter is the symbol for the ratio of the circumference of a circle to its diameter. Pi = 3.1415926535… Pi Day is celebrated by math enthusiasts around the world on March 14th.

*(via one + infinity)
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Pi, the Greek letter is the symbol for the ratio of the circumference of a circle to its diameter. Pi = 3.1415926535… Pi Day is celebrated by math enthusiasts around the world on March 14th.

*(via one + infinity)
*

Pi day is a corporate holiday at Adelie Design. :-)

Mar 14th, 2008 / 12:41 pm

…except in Australia where we celebrate it on the 31st April :)

Mar 17th, 2008 / 7:52 am

la li la li la lilaaaaaaa…

Mar 12th, 2010 / 4:45 pm

WHAT DOES PI MEAN!!!!!!!!!!!!

Mar 11th, 2011 / 7:08 pm

i so get pi now!!!!!!!well. sorta. what is the (pi)ont of it??

Mar 15th, 2011 / 4:19 pm

Pi is lame D:<

May 10th, 2011 / 9:37 am