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A triangular prism ! It has a triangular face at each end, a rectangular base and two adjoining rectangular faces. It actually has nine edges and six corners.
A cube or a cuboid has 6 faces.
A cube is a 3D shape that has 6 faces of equal area.
cube
a rectangular prism has Six sides
a cube
A cube
A cuboid.
A cube is one of them
a rectangular prism
octagon
Cuboid