Which polygon is a base of the triangular prism?
Which polygon is a lateral face of the triangular
prism?

A pyramid or triangular prism is a polyhedron that has a base, which can be any polygon, and three or more triangular faces that meet at a point called the vertex.

Explanation:

These triangular sides are sometimes called the lateral faces to distinguish them from the base.It is a polyhedron that has a base, which can be any polygon, and three or more triangular faces that meet at a point called the vertex.The base of the triangular prism is in the shape of a quadrilateral and the lateral face is in the shape of a triangle.