Answer :
Formula:
[tex]\sf~V=\pi~r^2h[/tex]
Plug in what we know:
[tex]\sf~19782=(3.14)(15)^2h[/tex]
Simplify the exponent:
[tex]\sf~19782=(3.14)(225)h[/tex]
Multiply:
[tex]\sf~19782=706.5h[/tex]
Divide 706.5 to both sides:
[tex]\sf~h=\boxed{\sf28}[/tex]
[tex]\sf~V=\pi~r^2h[/tex]
Plug in what we know:
[tex]\sf~19782=(3.14)(15)^2h[/tex]
Simplify the exponent:
[tex]\sf~19782=(3.14)(225)h[/tex]
Multiply:
[tex]\sf~19782=706.5h[/tex]
Divide 706.5 to both sides:
[tex]\sf~h=\boxed{\sf28}[/tex]