A polyhedron is a solid, threedimensional figure comprised of faces. Each face is a polygon. There are several kinds of polyhedron, including a prism. You can find more information
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All shapes that are not 3dimensional. Any three dimensional (solid) shape that has a curved face.
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A polygon is a flat shape with any number of straight sides. It does not have to be symmetrical. Squares, rectangles, triangles and octagons are all examples of polygons. A polyhedron's
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Your answer is cube  cuboid  general tetrahedron  isosceles tetrahedron  regular
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