Question 161365
{{{S=2(pi) rh+ 2(pi) r^2}}}
{{{s=(2(pi)2.5(8))+(2(pi)2.5^2)}}}
{{{s=(2(pi)20)+(2(pi)6.25)}}}
{{{s=40(pi)+ 12.5(pi)}}}
s=125.6+39.25
s=164.85
:)