Question

Question 70 (v)

Using Euler's formula. Find the value of unknown.

Faces 6
vertices q
Edges 12

Answer 1

By using Euler's formula for polyhedron
From, F = 6, E = 12 and V = q
So, F + V - E = 2
$\Rightarrow$ 6 + q - 12 = 2
$\Rightarrow$ q - 6 = 2
$\Rightarrow$ q = 2 + 6 = 8
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