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Happy π Day! March 14th

posted Mar 13, 2013, 7:04 AM by James Johnson   [ updated Mar 13, 2013, 9:34 AM ]
Today, 3/14 is National Pi Day!  π (pi) is the ratio of the Circumference of a circle to the Diameter, or C/d. 
finding pi

π is used in many mathematical, scientific, economical, geographic, and many other fields. 

π = 3.14159265358979323846264338327950288419716939937510

How many digits of pi can you memorize?