An oil tank has the shape of a right circular cylinder is 12 centimeters in height and has a volume of 108`pi` cubic centimeters. What is the diameter of the base of the cylinder, in centimeters?

A dairy farmer uses a storage silo that is in the shape of the right circular cylinder above. If the volume of the silo is 72pi cubic yards, what is the ul("diameter") of the base of the cylinder, in yards?

The diameter of the base of a right circular cylinder is 28 cm and its height is 21 cm. Find its volume.

The diameter of the base of a right circular cylinder is 42cm and its height is 10cm. Find the volume of the cylinder.

The diameter of the base of a right circular cylinder is 42cm and its height is 10cm. Find the volume of the cylinder.

A right circular cylinder has base radius 14 cm and height 21 cm. Find its volume.

A right circular cylinder has base radius 14 cm and height 21 cm. Find its volume.

A right circular cylinder has base radius 14 cm and height 21 cm. Find its volume.

Show that the right circular cylinder of given surface and maximum volume is such that its height is equal to the diameter of the base.

Show that the right circular cylinder of given surface and maximum volume is such that its height is equal to the diameter of the base.