Subscribe

Pi Day: five fun facts about 3.14

March 14, or 3.14, is Pi Day. Get it? Pi Day celebrates all things related to the ever-important mathematical constant that measures the ratio of a circle's circumference to its diameter. Throughout history, much has been done to understand more about this unconventional number; determining its value definitely tops the list. And while we can't tell you what pi is worth, we think there are a few things you should know about π. Here are five.

1. It goes on forever

  • close
    A coconut cream pie is shown in this February 2012 photo. March 14 is Pi Day.
    View Caption
  • About video ads
    View Caption
of

We all know that π is typically rounded to 3.14, as figures with many numbers beyond the decimal point usually are. But did you know those post-decimal numbers continue infinitely? Pi is an irrational number, which means it cannot be represented as a simple fraction, and those numbers cannot be represented as terminating or repeating decimals. Therefore, the digits of pi go on forever in a seemingly random sequence. Pi is also a transcendental number, which means no amount of mathematics could possibly determine its value. 

1 of 5

Read Comments

View reader comments | Comment on this story
 
 
Make a Difference
Inspired? Here are some ways to make a difference on this issue.
FREE Newsletters
Get the Monitor stories you care about delivered to your inbox.
 

Loading...

Loading...

Loading...

Save for later

Save
Cancel

Saved ( of items)

This item has been saved to read later from any device.
Access saved items through your user name at the top of the page.

View Saved Items

OK

Failed to save

You reached the limit of 20 saved items.
Please visit following link to manage you saved items.

View Saved Items

OK

Failed to save

You have already saved this item.

View Saved Items

OK