The ratio of the circumference of a circle to its radius.
Archimedes
Archimedes made pi more precise
Archimedes
Pi
becase it can be
Archimedes
yes
Archimedes and the Greeks
Archimedes
Archimedes
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