Question

recall pie is defined as ratio of circumference that is pie=c/d

Answer 1

Hey mate ☺

Yeah

π = c/d

= 2πr /2r
= π

L.H.S = R.H.S

Answer 2

Hy
Here is your answer
==================

$\pi = \frac{c}{d} \\ = \frac{2\pi \: r}{2r} \\ = \pi \\ L.H.S = R.H.S$