Daily Archives: March 9, 2020

Pi is an irrational number.
The number π or pi is a mathematical constant that is the ratio of a circle’s circumference to its diameter (π = C/d). The ratio is a constant no matter what size of circle is used. Pi is also called Archimedes’ constant. Although pi is often approximated as 3.14159, its […]

Pi Facts – What Is the Number Pi?