Question 173753
{{{v=(pi)r^2h}}}
:
surface area (s)= {{{2(pi)r^2+2(pi)rh}}}
:
{{{v=(pi)3^2(12)}}}
:
{{{highlight(v=108(pi)(cm)^3)}}}
:
{{{s=2(pi)3^2+2(pi)(3)(12)}}}
:
{{{s=18(pi)+72+(pi)}}}
:
{{{highlight(s=90(pi)(cm)^2)}}}