March 14 is Pi Day — 3/14, get it? Below we have three fun facts about pi, the mathematical constant that is 3.14 and equals to any circle’s circumference divided by its diameter.
- What is Pi Day?
- Seven interesting facts about pi and Pi Day. I didn’t know that March 14 was Albert Einstein’s birthday and also the date of Stephen Hawking’s death, for example.
- Pi Day deals all over the US.
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