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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An octahedron has 12 edges.
An octahedron has8 faces, 12 to 18 edges and 6 to 12 edges.
12
An octahedron has 12 edges.It also has 8 faces and 6 vertices.Twelve (12).
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.