9 random facts about pi (the irrational number, not the food) In honor of Pi Day, we did the logical thing and had a journalism major meticulously research some fun facts about 3.14 (159265369…).

Like your reasoning for eating that extra slice of pie after dinner, the number pi is irrational, approximately equal to 3.14159 (and so on, infinitely). Because the rounded number of pi is 3.14 ...

Pi Day memes: See more than 3.14 jokes about math's most irrational constant Published: Mar. 14, 2016, 4:34 p.m. By Joe Noga, cleveland.com ...

The value of Pi is always the same no matter the size of the circle—approximately 3.14. Pi is an irrational real number, meaning it cannot be fully expressed, and continues on infinitely.

Scientists have calculated pi to 105 trillion digits, although most of us are more familiar with the approximation 3.14. But how do we know that pi is an irrational number?

Pi is an irrational number, meaning it cannot be written as a simple fraction. Instead, it can be expressed as an infinite, nonrepeating decimal (3.14159...) or approximated as the fraction 22/7.

And this year, 03/14/15 is especially awesome. And while some use Pi Day as an excuse to eat pie (the food)/make puns, others use Pi Day to celebrate the irrational number.