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A heptagon is a plane figure and so has only one face.
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How many faces in the heptagon?
seven
How many plane sides does a heptahedron have?
A heptagon has seven polygonal faces - sides that are plane.
Is a heptagon a polyhedron?
No, because a polyhedron is a solid with many flat faces. A heptagon is not a 3-D figure. However, a pyramid or prism would be a polyhedron.
What 3d object has 7 faces?
A Heptagon is a 3d object with 7 faces. An example of a heptagon is a hexagonal pyramid (that is a pyramid with a hexagon for the base).
How many faces vertices and edges are there in heptagonal prism?
A heptagonal prism is a prism with a heptagon (7-sided polygon) as its base. It has 14 faces (2 heptagons and 12 rectangles), 20 vertices (2 at each corner of the heptagon and 2 at each corner of the rectangles), and 28 edges (7 edges on each heptagon base and 12 edges around the sides connecting the corresponding vertices of the base and top heptagon).
