Divide the circumference of a baseball by its diameter and you get 3.14. Divide the circumference of Earth by its diameter and you get 3.14. Divide the circumference of a pizza, coin or, well, pie and ...
March 14, National Pi Day, honors 3.14 (Ï€) the ratio of the circumference of a circle. Whether you're challenging yourself to find how many decimal placements are actually in Pi (Ï€) or you're eating ...
On March 14, math classes across the country will celebrate Pi Day—a national holiday in honor of the mathematical constant pi, which represents the ratio of a circle’s circumference to its diameter ...