CINCINNATI (FOX19) - Sunday is March 14, also known as Pi Day!
Pi is an irrational number used to find the area and circumference of a circle.
You may not use it every day, but Pi is used in most calculations for building and construction, medical procedures, space flight, air travel, music theory just to name a few.
The symbol used to represent the mathematical constant is the 16th letter in the Greek alphabet.
It’s the ratio of a circle’s circumference to its diameter which is approximately equal to 3.14.
March 14th represents the number’s first three digits. The irrational number goes on and on without stopping or repeating.
See a spelling or grammar error in our story? Click here to report it. Please include title of story.