Pi is something we learn about in early geometry class. It’s a way to figure out the area of a circle. It turns out that calculating pi used to be incredibly difficult. Before Isaac Newton, we would have to determine the number in some pretty strange ways.
Stop robocalls for good with Kim’s eBook
Robocalls interrupt us constantly and scam Americans out of millions of dollars every year. Learn Kim's best tricks for stopping annoying robocalls in this handy guide.