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nouna polyhedron whose vertices all lie in one or the other of two parallel planes; the faces that lie in those planes are the bases of the prismatoidtype of:
Definition that contains prismatoid
- prismatoid a polyhedron whose vertices all lie in one or the other of two parallel planes; the faces that lie in those planes are the bases of the prismatoid
- prismoid a prismatoid whose bases are polygons having the same number of sides and whose other faces are trapezoids or parallelograms