Pi Tip

http://blogs.scientificamerican.com/rosetta-stones/files/2013/03/pi-random-fact.jpg

Apple Pi

https://i.chzbgr.com/maxW500/5166970880/h6EF804DC/

Area of a Circle

http://www.blogcdn.com/www.engadget.com/media/2013/03/3-14-2013apple-pi.jpg

T-shirt Joke

http://happyhollyproject.files.wordpress.com/2013/03/576802_10151491314974394_1875800019_n.jpg

Pi-rate

http://therocketscientists.files.wordpress.com/2012/03/pirate.jpg

Lonely Pi

http://ind.ccio.co/f/F9/t3/1080160910327612242v8ogh7Hc.jpg

Definition

Pi (Greek letter “π”) is a mathematical constant that is the ratio of the circumference of a circle to its diameter.  It is an irrational and transcendental number, so it will continue infinitely without repetition or pattern.