Question 81972
1.)
To find volume:
{{{v = pi*r^2*h}}}
{{{v = pi*6.5^2*15}}}
{{{v = pi*42.25*15}}}
{{{v = 1990.984344}}}
{{{v = 1991}}}{{{m^3}}}

To find area:
{{{a = 6.2832*r*(r+h)}}}
{{{a = 6.2832*6.5*(6.5+15)}}}
{{{a = 6.2832*6.5*(21.5)}}}
{{{a = 878.0772}}}
{{{a = 878.1}}}{{{m^2}}}

2.)
To find volume:
{{{v = .7854*d^2*h}}}
{{{v = .7854*8.7^2*7.3}}}
{{{v = .7854*75.69*7.3}}}
{{{v = 433.9625598}}}
{{{v = 434}}}{{{in^3}}}

To find area:
{{{a = pi*d*((1/2)*d+h)}}}
{{{a = pi*8.7*((0.5*8.7)+7.3)}}}
{{{a = pi*8.7*(11.65)}}}
{{{a = 318.4161234}}}
{{{a = 318.4}}}{{{in^2}}}