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Pi day is celebrated on March 14, or 3/14. This is in reference to pi, the ratio between circle's circumference and its diameter. It is an irrational number, meaning the digits after the decimal continue infinitely without any repeating patterns. It is often rounded to 3.14.

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Q: Why is it called pi day?
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Related questions

Who called pi transcendental?

Ferdinand von Lindemann, in 1882 happy pi day!


When is pi day and what activity is done on that day?

Pi day is March 14. (3-14). Because an approximation of pi is 3.14, March 14th is called "pi day".Math Geeks from around the world may eat pi, but I, personally, just walk up to random people and with them happy pi days. :DPi day is March 14(you know, cuz pi stats out 3.14). On that day, people eat pies, do math, and find the area of circles(the formula is A=pi * the radius squared). That kind of stuff.


When is pi day and what is celebrated on that day?

Pi day is on March 14th, because Pi=3.14 It is just a day to celebrate pi


What is pi day about?

The celebration day of pi (3.14159265...)


When is pi day?

Pi Day is on march 14(3.14)


Why do we have pi day?

We have pi day to sorta symbolize the meaning of pi. I think it is just for fun


When is ''pi day'' and what is it?

Pi Day is March 14. It is that day because it is 3-14 (the first 3 digits of pi). It is just a day to eat pie (the dessert) and celebrate pi (3.141592653589793238462643383279502884197169399375...)


Why is pi day on pi day?

AnswerPi day is on March 14th or 3/14.This is because an approximation of the number pi is 3.14.


Why is pi day?

Pi Day is March 14th because the first thee digits of pi are 3.14


What anniversary of Pi day is it?

Anniversary of Pi day is MARCH 14th.


What can you do for pi day?

Bake a pi pie!


Who is the creator of pi day?

Larry shaw created pi day in 1988 :)