What are the value of pia?

The value of pi (π) is approximately 3.14159. It represents the ratio of the circumference of a circle to its diameter and is an irrational number, meaning it has an infinite number of non-repeating decimal places. Pi is crucial in various fields, including mathematics, engineering, and physics, for calculations involving circles and periodic phenomena. Its value is often approximated as 3.14 for simplicity in basic calculations.