Visualize a square-based pyramid. There are four edges on the base and four more combined edges from the four triangles that make the sides. An octahedron has an upside-down pyramid pasted to the bottom. Since you've already counted the base, there's just four more edges from the combined four extra triangles, making a total of 12.
An octahedron has8 faces, 12 to 18 edges and 6 to 12 edges.
In an octahedron, four edges meet at each vertex. An octahedron has eight triangular faces, twelve edges, and six vertices, with each vertex being the meeting point of four edges.
An octahedron has 8 faces, 12 edges, and 6 corners.
An octahedron has 12 edges.
An octahedron has eight faces. If it has 62 faces then it is not an octahedron!
A 3D diamond, often represented as a regular octahedron, has 12 edges. In geometric terms, a diamond shape can also refer to a rhombus in 2D, but in 3D, the octahedron is the closest representation of a diamond-like form. Each vertex of the octahedron connects to four others, contributing to the total edge count.
An octahedron is a closed 3-d shape with 8 polygonal faces. There are 257 topologically different convex octahedra. An octahedron can have 12 to 18 edges.
An octahedron is a closed 3-d shape with 8 polygonal faces. There are 257 topologically different convex octahedra. An octahedron can have 12 to 18 edges.
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Any figure with 8 faces is an octahedron. If it has 18 edges, it is a hexagonal prism.Any figure with 8 faces is an octahedron. If it has 18 edges, it is a hexagonal prism.Any figure with 8 faces is an octahedron. If it has 18 edges, it is a hexagonal prism.Any figure with 8 faces is an octahedron. If it has 18 edges, it is a hexagonal prism.