A polygon is a 2-D figure with no faces, so a hozec-agon (whatever one of those is) has no faces.
A 3-D figure (possibly with faces) is a polyhedron.
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A cuboid has 3 pairs of parallel faces.
A rectangular prism has six faces, and each pair of opposite faces is parallel to each other. Therefore, a rectangular prism has three pairs of parallel faces.
Three.
Three pairs.
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