Home > Golden Oldie of the Week Archive Detail

<< Prev 3/12/2006 Next >>

An Ancient Value of Pi

Add 4 to 100, multiply by 8 and add 62,000. This is the approximate circumference of a circle whose diameter is 20,000.

Question: What approximate value of pi is determined by this calculation? And, how good of an approximation is it?


Source: Aryabhata (Indian mathematician), A.D. 510