Question

π (pi) is the ratio of circumference to___________

Answer 1

Answer:

π is the ratio of the circumference of a circle to its diameter.

π = c/d

where, c = circumference of circle

and d is diameter

so,

C = πd

or

C = 2πr , since d = 2r , r being radius.

$\.$

Answer 2

Answer:

π—is the ratio of the circumference of any circle to the diameter of that circle.