Question

What is a formula to calculate area for a circle with diameter forty-six miles?

Answer 1

area of a circle = \(\bf \large \pi r^2\)

Answer 2

\[A = \pi r^{2}\]

and \[r = \frac{ diameter }{ 2 }\]

Answer 3

For this diameter I do not have the formula but, in general, for any diameter D, the solution is: PI x D^2/4

Answer 4

ty all o_o