TNPSC Thervupettagam

Pi Approximation Day 2023 - July 22

July 23 , 2023 364 days 378 0
  • The ratio of a circle's circumference to its diameter is called Pi.
  • When this date placed in the date/month format, July 22 looks like 22/7.
  • This is an approximate value of Pi.
  • The symbol of Pi was designed back in 1706 by mathematician Leonhard Euler.
  • This day is also celebrated on November 10, as it is the 314th day of the year.
  • Pi Day is observed on March 14, as it looks like 3/14 when placed in the month/date format.
  • Physicist Albert Einstein was also born on July 22.
  • Theoretical Physicist Stephen Hawking passed away on July 22, 2018.

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