A polyhedron has 7 faces and 10 vertices. How many edges does the polyhedron have?
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A polyhedron has 7 faces and 10 vertices. How many edges does the polyhedron have?
A polyhedron has 7 faces and 10 vertices. How many edges does the polyhedron have?
For any polyhedron,
F + V – E = 2
Here, F = 7, V = 10, E = ?
Using above formula,
⇒7 + 10 – E = 2
⇒17 – E = 2
⇒17 – 2 = E
⇒ Ε = 15