No, it has five plus the bottom :D
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The previous answer is incorrect: a pyramid with 5 faces plus the bottom would be a pentagon based pyramid! A triangular based pyramid, or tetrahedron, DOES have 4 triangular faces.
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a triangular based pyramid has 4 faces.
a pyramid with a triangular base has 4 faces. a pyramid with a square base has 5 faces.
A triangular based pyramid has 4 faces, 6 edges and 4 vertices
A triangular based pyramid has 4 faces, 6 edges and 4 vertices
A triangular pyramid has 4 faces and has 6 edges