there are 6 vertices in a triangular prism.
http://wiki.answers.com/Q/How_many_vertices_are_on...

Six. A triangular prism has a base, and a top. Both of them are triangular. There are three vertices on the triangular base, and three more on the triangular top. That makes a total
http://answers.yahoo.com/question/index?qid=200703...

A triangular prism has a total of four vertices.
http://www.chacha.com/question/howmanyverticesd...

1. Draw one triangle on a sheet of paper. Use a ruler so that the lines are straight. You can make a triangular prism out of any shape of triangle, so draw whichever type you want
http://www.ehow.com/how_8467577_drawtriangularpr...
