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Pi

en.wikipedia.org/wiki/Pi

π is commonly defined as the ratio of a circle's circumference C to its ... This definition of π implicitly makes use of flat (Euclidean) ...

Definition of Pi - Math is Fun

www.mathsisfun.com/definitions/pi.html

Pi. The ratio of a circle's circumference to its diameter. Equal to 3.14159265358979323846... (the digits go on forever without repeating) A rough approximation ...

Pi - math word definition - Math Open Reference

www.mathopenref.com/pi.html

The number Pi, denoted by the Greek letter π - pronounced 'pie', is one of the most common constants in all of mathematics. It is the circumference of any circle,  ...

What is pi? - Definition from WhatIs.com

whatis.techtarget.com/definition/pi

Pi is a numerical constant that represents the ratio of circle s circumference to its diameter on a flat plane surface. The value is the same regardless of the size of ...

Pi | Definition of Pi by Merriam-Webster

www.merriam-webster.com/dictionary/pi

1 : the 16th letter of the Greek alphabet — see alphabet table. 2 a : the symbol π denoting the ratio of the circumference of a circle to its diameter b : the ratio itself  ...

www.ask.com/youtube?q=Definition of Pi&v=_zUa-oDrMu4
Aug 21, 2012 ... This tutorial explains the meaning of Pi. Learn Math Tutorials Bookstore http:// amzn.to/1HdY8vm Donate http://bit.ly/19AHMvX.

A short history of Pi Day and why it's awesome. - Slate

www.slate.com/articles/health_and_science/science/2014/03/pi_day_history_perfect_symmetry_a_mathematical_constant_wave_formulas_and.html

Mar 14, 2016 ... You may not realize it, but Pi Day is a real, nationally recognized holiday. ... By definition, pi is a specific ratio, the circumference of a circle ...

Pi - definition of pi by The Free Dictionary

www.thefreedictionary.com/pi

(also pē) The 16th letter of the Greek alphabet. See Table at alphabet. 2. Mathematics A transcendental number, approximately 3.14159, represented by the ...

Pi | Define Pi at Dictionary.com

www.dictionary.com/browse/pi

Pi definition, the 16th letter of the Greek alphabet (II, π). See more.

What Makes Pi So Special? | What Does Pi Mean? - Live Science

www.livescience.com/34132-what-makes-pi-special.html

Aug 9, 2012 ... Pi appears all over math and nature, not just in circles. ... Defined as the ratio of the circumference of a circle to its diameter, pi, or in symbol ...

Answers
pi
[pahy]
NOUN [PLURAL PIS.]
1.
the 16th letter of the Greek alphabet (II, π).
2.
the consonant sound represented by this letter.
Source: Dictionary.com
pi | Define pi at Dictionary.com
dictionary.reference.com/browse/pi
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