Where did pi come from?
The babylonians first discovered the ratio compared to the
diameter and circumference of a circle.
Later, Archimedes(287-212BC) discovered and proved his theory of
pi.
Pi to 27 decimal places:
3.141592653589793238462643383
The square root of pi (to 30 decimal places) is:
1.772453850905516027298167483314