Pi Day

mathematics

March 14 is observed as Pi Day because the date (3/14) mirrors the first three digits of pi (3.14), the mathematical constant representing the ratio of a circle’s circumferenc...

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Food & Beverage

On March 14 (3/14), Domino’s Pizza leverages National Pi Day as a durable promotional hook tied to math culture and fan engagement. Rather than a one-off stunt, the relationsh...

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