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Transcript: Happy Pi Day from the Pi Guy
- Article from:
- NPR All Things Considered
- Article date:
- March 14, 2007
- Author:
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ROBERT SIEGEL
All Things Considered (NPR)
03-14-2007
Happy Pi Day from the Pi Guy
Host: ROBERT SIEGEL
Time 21:00-22:00 PM
Play Audio
ROBERT SIEGEL, host:
Today is Pi Day.
(Soundbite of clattering noise)
SIEGEL: Not that kind of pie. Pi - the Greek letter P - which represents the ratio of the circumference of a circle to its diameter. Evidently, it's the fact that the Greek words for circumference - which gave us the words periphery and perimeter, start with pi - that accounts for its usage.
Well, today is Pi Day.
(Soundbite of clattering noise)
SIEGEL: Still not that kind of pie. It's Pi Day because it is March 14th - 3- 14. And pi equals 3.14, and it goes on, 159 - it just keeps on ...