Question

ind the radius of a sphere with a surface area of 804 cm2

Answer 1

804 = 4/3 pi r^3
r = ∛(603/pi) ~= 5.77

Answer 2

oops. I was thinking volume

804 = 4 pi r^2
r = √(201/pi) ~= 8.00

Answer 3

4xpix8x8