What Is Pi?

Explanations 2

• Here's a wonderful video detailing the definition of π\piπ as well as its historical origins!

  By Liza Sulkin

• π\piπ appears in numerous circle formulas. Notable examples include: circumference = π×\pi \timesπ×diameter areacircle_{circle}circle​ = π×\pi \timesπ×radius2^22 areaellipse_{el…

  By Liza Sulkin