It finds an approximation of pi by determining the length of the perimeter of a polygon inscribed within a circle (which is ... ancients relied on ratios. Any calculator will tell you that the ...

When the π button is used on a calculator the answer is ... The radius of the circle is 74 cm to the nearest cm. Practise pi and working out the circumference of circles with this quiz.

The previous calculation of 5 Trillion digits of Pi took 90 days to calculate on a beast of a workstation. The calculations were performed on 2x Xeon processors running at 3.33 GHz, 96 Gigabytes ...

Pi is the number you get when you divide a circle's circumference by its diameter ... In 2010, Nicholas Sze used Yahoo cloud computing to calculate that the two quadrillionth digit of Pi was ...