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1 June, 14:16

A convex polyhedron has 18 edges and 4 more vertices than faces. How many faces does the polyhedron have?

Euler's formula: V + F = E + 2

A) 8

B) 12

C) 14

D) 16

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Answers (1)
  1. 1 June, 16:32
    0
    The answer is D.

    F + 4 = 18 + 2

    F + 4 = 20

    subtract 4 on both sides to get F = 16
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