Catamaran.
A trimaran is a sailing yacht with three parallel hulls.
Catamaran! Thats simple !
A single hull boat has only one hull, which is the standard for boats. Catamarans have two, or twin hulls.
A Trimaran is a boat with three hulls.
A trimaran has 3 hulls, a main hull and two smaller outrigger hulls.
Boat hulls are currently usually made of fiber glass. Fiber glass is the cheapest, most effective material. Boat hulls can also be made of wood, carbon fiber, and steel.
Trimaran
This type of boat is called a Catamaran.
4
Tri-hull
Trimaran
4