Question 303880
Diameter = 8 

Radius = 8/2 = 4 

Surface area = 4*pi*r^2
             = {{{4*pi*4^2}}}
             = 201.1 unit^2

Volume = {{{(4/3)*pi*r^3}}}
       = {{{(4/3)*pi*4^3}}}
       = 268.1 unit^3