Volume and Surface Area of Triangular Prism. Triangular prism is an polyhedron. A prism with two identical bases. Prism is a solid object that has two identical ends and all flat sides. The cross section is the same all along its length. The shape of the ends give the prism a name, such as "triangular prism"
Surface Area of Triangular Prism
A = (b x h) + ( 3 x l x b )
Volume of Triangular Prism