March 14 Honors Pi Day
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What’s your favorite pie? Cherry? Apple? What about a pi that is endless with over one trillion digits beyond the decimal point?
Pi Day is celebrated on March 14 (3/14) every year around the world. The symbol Pi is a Greek Letter according to piday.org.
Pi Day started 28 years ago at San Francisco’s Exploratorium. Physicist Larry Shaw started celebrating pi on March 14, 1988. He worked in the electronics group at the museum according to cnn.com.
Pi is a symbol used in mathematics used to represent a constant- the ratio of the circumference of a circle of its diameter. The symbol for Pi was first used in 1737 by Swiss mathematician Leonhard Euler. Pi is approximately 3.14159 according to usatoday.com.
NASA is offering a challenge called the Pi in the Sky Challenge. It presents a series of math problems that NASA engineers and scientists might solve using Pi, such as how much Earth would be covered by an eclipse according to usatoday.com.