25 Surprising Facts About Pi | Pi Day
https://www.piday.org/pi-facts/
Pi is the most studied number in mathematics, and for good reason. The number pi is integral to our understanding of geometry. Pi has uses in physics, astronomy, and mathematics. Pi is used in architecture and construction as well, and has been a vital part of everything from arches and bridges to the Pyramids of Giza.
DA: 34 PA: 58 MOZ Rank: 90