Transcript: Happy Pi Day from the Pi Guy

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


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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 ...

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