Question

50 points ! why π = 3.142857143​

Answer 1

it was derived when circumference was calculated to firm a wheel

formula = 2* pie *r

in all calculations pie was always equal = 22/7

whose approximate value is

3.142857143

Answer 2

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.