Question

what is the use of Pi​

Answer 1

Answer:

pie is used to find the area of sphere

Answer 2

Answer:

Succinctly, pi—which is written as the Greek letter for p, or π—is the ratio of the circumference of any circle to the diameter of that circle. Regardless of the circle's size, this ratio will always equal pi. In decimal form, the value of pi is approximately 3.14.