If a cylindrical barrel measures 22 inches in
diameter, how many inches will it roll in
8 revolutions along a smooth surface? A.)121π in. B.)168π in. C.)176π in. D.)228π in.

Question

If a cylindrical barrel measures 22 inches in
diameter, how many inches will it roll in
8 revolutions along a smooth surface?  A.)121π in.  B.)168π in.  C.)176π in.  D.)228π in.

anonymous · Answer

You first need to calculate the circumference as that will give you the distance in one revolution. Then you multiply the answer you get by 8

Circumference = pi*diameter = 22pi

8 revolutions = 8*22*pi = 176pi

anonymous · Answer

Thanks!!!