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Nikku Yadav
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Posted 4 year ago
Nikku Yadav 
Why is July 22 known as Pi Approximation Day?
2 Answer(s)
pradeep negi
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Posted 4 year ago pradeep negi

Pi Approximation Day is observed on July 22 (22/7 in the day/month format), since the fraction 22⁄7 is a common approximation of π, which is accurate to two decimal places and dates from Archimedes.
Rahila Ahmed
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Posted 4 year ago Rahila Ahmed

Pi Approximation Day is observed on July 22 (22/7 in the day/month format), since the fraction 22⁄7 is a common approximation of π, which is accurate to two decimal places and dates from Archimedes.

Pi is written as the Greek letter p or pi. The ratio of the circles will always be Pi, which is fractionally 22/7 or 3.14 in the decimal form. Pi is basically used in certain computations regarding circles. So the annual celebration of this day is done every year on July 22, to the great math concept Pi.