๐›‘ day

Notated by the Greek letter โ€œ๐›‘โ€, pi represents the ratio between a circleโ€™s circumference (perimeter) to its diameter (distance from side to side passing through the center), and is a fundamental element of many mathematical fields, most significantly Geometry. Though modern mathematicians have calculated more than one TRILLION decimal places beyond the standard โ€œ3.14,โ€ pi is an irrational number that continues on to infinity! Itโ€™s an important ingredient in the formula for the area of a circle, A=๐›‘rยฒ.

So … What To Know About The Origins Of The Irrational Number