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 Related Terms
 Prism:  A polyhedron with two parallel and congruent faces, called bases, and all other faces that are parallelograms.
Polyhedron: A 3-dimensional figure that has polygons as faces.
Congruent: Having the same size, shape and measure.
Face: One of the polygons that makes up a polyhedron.
Parallelogram: A quadrilateral with opposite sides that are parallel.
Pyramid: A polyhedron with one base and the same number of triangular faces as there are sides of the base.