![]() How Many Edges and Vertices Does an Icosahedron have?Īn Icosahedron has 30 edges and 12 vertices. It is a platonic solid constituting 20 faces, 30 edges, and 12 vertices. These two platonic solids are known to be discovered by Theatetus, while the other three were discovered by Plato. ![]() ![]() 417–369 BC) discovered regular icosahedron along with the octahedron.
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