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Pi Day: Keisha & Maggie

Published on Nov 19, 2015

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PI DAY

MS. REICHERT'S CLASS
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Some people celebrate pi on July 22 because 22/7 is a common approximation of pi.

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The value of pi has now been calculated to more than two trillion decimal places.

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If you write “3.14” on a piece of paper and hold it up to a mirror, it looks like the word “PIE”.

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Albert Einstein was born on Pi Day: March 14, 1879.

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The Greek letter pi was introduced for the ratio of a circle’s perimeter to its diameter by the Welsh mathematician William Jones in 1706.

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