Multiply boat length (in feet) by boat width (in feet), then divide by 15.
A 21 foot boat refers to the length of the boat. There is not comparison between length and width. It could be narrow as on narrow boats or wide as in sea faring boats,
A D/L ratio is calculated by dividing a boat's displacement in long tons (2,240 pounds) by one one-hundredth of the waterline length (in feet) cubed.
Depends on the width and length.
A boat with one mast and one sail is called a cat boat. It is an old design with a very shallow draft designed to be used in areas of shallow tidal waters. Usually they a very wide for their length. a sail boat!
A sail boat or yacht.
I work for a marina, its called length waterline
A sail boat Also motorsailers and rafts
Yes he did sail by boat
length of boat: 115-120 ft width of boat: 12ft length of oars: 8-8.5 ft height of boat: 8.5 ft distance between oars 2ft 9in
sail
a sail boat