Can a prism have lateral faces that are triangles?
Yes, a prism can have lateral faces that are triangles.
A prism is a polyhedron that has two equal, parallel sides called “bases” and its lateral sides are “parallelograms”.
Since, a triangular prism is a polyhedron that has two parallel and congruent triangles called bases.
The lateral faces are parallelogram, rectangles or squares. There are 3 lateral faces for a triangular prism.
Therefore, a prism can have lateral faces that are triangle and that prism called right triangular prism.
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