Happy National Pi Day: (also known as the geekiest time of the year) March 14 is Pi Day, a sacred celebration in which radius and circumference lovers rejoice over circular snacks and decimal-reciting contests.Pi (Greek letter “π”) is the symbol used in mathematics to represent a constant — the ratio of the circumference of a circle to its diameter — which is approximately 3.14159. Cool math trick: Multiplying by 4. This trick is so simple and logical, it almost shouldnt be called a trick. But it could come in handy for your budding Sir Isaac Newton. To multiply any number by 4, simply multiply it by 2 and then double the answer.
Posted on: Fri, 14 Mar 2014 18:06:33 +0000
Trending Topics
Recently Viewed Topics
© 2015