Question 429880
The area of a circle = {{{(pi)r^2}}}
1 = {{{(pi)r^2 -> r = sqrt(1/(pi))}}}
The surface area of a sphere = {{{4(pi)r^2}}}
1 = {{{4(pi)r^2 -> r = sqrt(1/4(pi)) -> (1/2)sqrt(1/(pi))}}}