The number π is a mathematical constant, the ratio of a circle's circumference to
its diameter, commonly approximated as 3.14159. It has been represented by ...
Before we can learn more about pi, it will help if we review a bit of geometry. In
particular, we need to brush up on circles. Why? Well, we'll get around (pun ...
www.ask.com/youtube?q=What Is Pi?&v=wNcFAQHJWAU
Dec 16, 2011 ... (π explained) a brief explanation of the constant Pi Pi=3.14159265... C =
circumference = perimeter D = diameter = line dividing circle in half...
Apr 30, 2013 ... Pi represents the ratio of the circumference of a circle to its diameter. Pi is an
irrational number that never ends; the decimals go on forever and ...
May 2016 - Pi is a number that is approximately equal to 3.14. It is the number
you get if you divide the circumference of any circle by its diameter. It's the same ...
Succinctly, pi--which is written as the Greek letter for p, or --is the ratio of the
circumference of any circle to the diameter of that circle. Regardless of the circle's
Pi (π) is the ratio of a circle's circumference to its diameter. Pi is a constant
number, meaning that for all circles of any size, Pi will be the same. The diameter
of a ...
Other than being able to find your birthday in Pi, why is Pi important enough to
deserve a day of its own -- and a search engine to draw attention to it? Well, let's
Pi is a name given to the ratio of the circumference of a circle to the diameter.
That means, for any circle, you can divide the circumference (the distance around
Pi is a mathematical constant and irrational number representing the ratio of a
circle's circumference to its diameter with a value of approximately 3.1416.