Pi Day
Pi, Greek letter (Π), is of course the symbol for the ratio of the circumference of a circle to its diameter. Pi = 3.1415926535... (This is pi to just ten decimal places; it is an irrational number, meaning the digits continue infinitely without repeating.) Math enthusiasts around the world celebrate Pi Day on March 14th, i.e. 3/14 in the American dating […]

