New York CNN —
Pi Day isn’t just about showing off how many numbers you have memorized – restaurants from Burger King to California Pizza Kitchen are offering deals and discounts on Thursday, March 14th.
Pi Day occurs on March 14, because the date is written as 3.14 in the United States. Pi is the ratio of the circumference of a circle to its diameter, or approximately 3.14 (its exact value is infinite and can’t be calculated). March 14 also happens to be Albert Einstein’s birthday.
With eating out become more of a luxury, restaurants use such
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