Asked by: Wilber Georgy
science space and astronomy

Why Cone is not a polyhedron?

45
Explanation: The definition of polyhedron impliesthat each side is a piece of a flat surface. In the same way, thefaces of a polyhedron (a three-dimensional figure) have tobe planes with straight edges, A cylinder and a cone aretherefore not considered to be polyhedra because theyhave curved surfaces.


People also ask, is a cone a polyhedron?

The faces of the polygon are known as "polygons" becausethey contain straight sides. It is known that the polyhedronis bounded by the "straight lines" and due to the "curved surfaces"of a cone. The solid which contains a base like circle andcurved surface with single vertex is calledcone.

Additionally, why are cylinders and cones not considered to be polyhedrons? The polyhedra build a zoo difficult to conceive,so rich is it. Thus a cylinder is not apolyhedron for several reasons: its lateral surface isnot plane, its bases are not polygons, finally it hasno vertex! No faces, no edges, novertices, it couldn't be worse!

Beside this, what is not a polyhedron?

There are no gaps between the edges or vertices in apolyhedron. Examples of polyhedrons include a cube,prism, or pyramid. Non-polyhedrons are cones,spheres, and cylinders because they have sides that are notpolygons.

Is a cone flat or solid?

Two of them are flat while the third one iscurved. Cone has 2 faces. One of them is flat andcircular while the other is curved. Cone has one circularedge and one vertex.

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18th April, 2020

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