No because they have many faces which is the meaning of the word polyhedron
triangular prism and a pyramid
polyhedrons need flat face and edges, corners which cylinder cones don't have.
polyhedrons need flat face and edges, corners which cylinder cones don't have.
A figure that has a curved face or curved edge.
A prism is a polyhedron.
No one. They are discoverable mathematical concepts.
false
No. Polyhedrons are any shape with multiple sides. A triangle and a prism are just two different kinds of polyhedrons.
Yes, an empty box is and No, polyhedrons don't have to be.
False. Cylinders and cones are not just polyhedrons with circular bases.
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hexagon, square