21. What is prism? How many faces are there in a triangular prism?
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The answers of the given questions are as follows-
- Prism is a three dimensional geometrical shape which have two bases of same shapes and the other lateral faces are either rectangles or parallelogram.
- There are 5 faces in a triangular prism. Two upper and lower triangular bases. And there are 3 lateral faces in the shapes rectangles.
- Total faces = (3+2) faces = 5 faces
- The number of faces change with the shape of the base of the prism.
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