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Pi - Wikipedia

en.wikipedia.org/wiki/Pi

The number π is a mathematical constant, the ratio of a circle's circumference to its diameter, ... Ancient civilizations needed the value of π to be computed accurately for practical ...

Where Does 'PI' Come From?

britton.disted.camosun.bc.ca/pi/piorigin/piorigin.html

You know what 'PI' is ... it's a number with the value 3.14, and it's used to find the circumference and area of a circle. But did you ever wonder where PI came ...

What is pi, and how did it originate? - Scientific American

www.scientificamerican.com/article/what-is-pi-and-how-did-it/

Regardless of the circle's size, this ratio will always equal pi. In decimal form, the value of pi is approximately 3.14. But pi is an irrational number, meaning that its ...

Why we take value of π=3.14? - Quora

www.quora.com/Why-we-take-value-of-π-3-14

Hey there stranger, i think i could write something about this. So let me answer your question .... the value of pie is approximately taken as 3.14 or 22/7. Pie is an  ...

Why is Pi (actually) Important

www.angio.net/pi/whypi.html

Why is Pi interesting to understand, compute, and perhaps even to search? ... Archimedes used this trick with 96 sided polygons to correctly estimate Pi to about two digits (3.14), proving 3.1408 < Pi < 3.1428. You can try ... Year, Digits, Value.

A brief history of pi | PCWorld

www.pcworld.com/article/191389/a-brief-history-of-pi.html

Mar 13, 2013 ... In honor of Pi Day, we bring you a brief history of everyone's favorite ... Everybody knows the value of pi is 3.14…er, something, but how many ...

Pi - Math is Fun

www.mathsisfun.com/numbers/pi.html

pi symbol. Pi (the symbol is the Greek letter π) is: The ratio of the Circumference ... 314m (to the nearest m) ... Activity: Find an Approximate Value For Pi.

The History of Pi

www.math.rutgers.edu/~cherlin/History/Papers2000/wilson.html

... in the long string of numbers starting with 3.14159 2653..., which is generally shortened to 3.14. ... It is not clear how they found their approximation for pi, but one source (Beckman) makes the .... The earliest value of pi used in China was 3.

One Million Digits of Pi · Pi Day

www.piday.org/million/

3.14... more digits loading... T-Shirts ... Videos: “Lose Yourself in the Digits” Pi Day Rap · 314-pie-via- ... Videos: Music Video: What is the value of Pi? digits.

Value Of Pi

wiki.c2.com/?ValueOfPi

PiEqualsThree, for small values of Pi, or large values of 3. ... read somewhere long ago that the state legislature of a mid-western state legally defined pi as 3.14.