Respuesta :

Answer:

B

Step-by-step explanation:

Euler's formula for polyhedra states that

F + V - E = 2

(F is faces, V is vertices and E is edges )

Here F = 6 and E = 12, thus

6 + V - 12 = 2, that is

V - 6 = 2 ( add 6 to both sides )

V = 8 → B

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