A triangular prism is a prism that has has triangular bases
a triangular prism has to triangular bases while a rectangular prism has a rectangle as the bases.
A triangular prism
A triangular prism has triangular bases, a heagonal prism has ... you guessed it! ... hexagonal bases.
None. By definition, a triangular prism has triangular bases. If it had circular bases it would be a circular prism (cylinder).
Assuming that pirsim is meant to be prism, the answer is that a triangular based prism has triangular bases!
It depends on what kind of prism you mean. For example, a rectangular prism has 6 bases and a triangular prism has 5 bases. A triangular prism only has two bases.
A triangular prism has 2 bases on it!
A triangular prism.
The parallel bases would be the two triangular faces, on either end of the prism.