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Question
How many faces does a solid with 5 vertices and 10 edges have?
How many faces does a solid with 5 vertices and 10 edges have?
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Solution
The correct option is D 7
V = 5, E = 10
Euler's formula
F + V - E = 2
F + 5 - 10 = 2
F - 5 = 2
F = 7
7
V = 5, E = 10
Euler's formula
F + V - E = 2
F + 5 - 10 = 2
F - 5 = 2
F = 7
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