A mast.
velaria
the boom
square because it has more surface area
It is a four sided sail. I think the answer you are looking for is square sail. A square sail is not necessarily a square, it can be rectangular. Before the era of steamships, most cargos were carried by sailing ships and mopst of them had square sails.
yardarm - an extension would be a sprit
It is called the lateen sail.
Um.........you just said the answer. its called a sail
Square sails are not truly square but rectangular with a longer long side on the bottom perimeter of the sail. They were and are referred to as "four-cornered" sails.
Please answer.
The area of Sail-les-Bains is 21.11 square kilometers.
The area of Sail-sous-Couzan is 7,430,000.0 square meters.