Asked by: Samar Mendijurre
religion and spirituality astrology

Is a cone a polyhedron explain how you know?

Last Updated: 11th February, 2020

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Cylinders, cones, and spheres are notpolyhedrons, because they have curved, not flat, surfaces. Acylinder has two parallel, congruent bases that are circles.A cone has one circular base and a vertex that is not onthe base. A sphere is a space figure having all its pointsan equal distance from the center point.

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Similarly one may 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.

Beside above, what is a polyhedron? In geometry, a polyhedron is simply athree-dimensional solid which consists of a collection of polygons,usually joined at their edges. The word derives from the Greek poly(many) plus the Indo-European hedron (seat). The plural ofpolyhedron is "polyhedra" (or sometimes"polyhedrons").

Correspondingly, how do you know if something is a polyhedron?

Identifying Characteristic They don't have curved faces. The word 'faces' refersto the sides of the solid. So if all the sides of the solidare flat, then it is a polyhedron. But if the solidhas any curved sides at all, then it is not apolyhedron.

Why Cone is not a polyhedron?

Thus a cylinder is not a polyhedron for severalreasons: its lateral surface is not plane, its bases arenot polygons, finally it has no vertex! Nofaces, no edges, no vertices, it couldn't beworse!

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