Mast (vertical, leading edge of sail), Boom (horizontal,bottom of sail), and a spinnaker pole if you use a spinnaker which is a sail type
It is called the mast
It is called the mast
boom or mast
the single vertical pole is the mast
Masts, or see: http://wiki.answers.com/Q/What_are_ship_poles_calledfor a more indepth answer.
It holds (supports) the sails. You can also mount navigation systems on it.
Mast, spar or boom all fit this description.
It is called mast.
its sails
The correct spelling is "sailboat" (boat propelled by sails).
The pole you are referring to is called the mast. If the boat only has one mast it is usually not in the middle of the boat but is normally found in the forward third of the boat.
Yeah!! What do you think they will do without them!