Pi day

March 14, 19 is Albert Einstein's birthday. That is why this day is celebrated all over the world as 'Pie Day'.

Pi is the ratio of the circumference or circumference of a circle to the size and diameter. Diameter divided by circumference.6 is the 19th letter of the Greek alphabet, which is the equivalent of P (Perimeter) of the English alphabet.Create a circle as large as you like, this value does not change.

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