The formula for volume of a cylinder is [tex]r^{2} \pi h[/tex] (using 3.14 for [tex]\pi[/tex]). So it would be [tex]r^{2}[/tex] times 7 times 3.14 which equals [tex]r^{2}[/tex] times 21.98. 1406.72 divided by 21.98 is 64. The square root of 64 is 8. The radius is 8.
