Question

A polyhedron has 20 faces and 12 vertices. how many edges does this polyhedron have ​

Answer 1

Answer:

it has 30 edges

Step-by-step explanation:

Euler's Formula is

F + V - E = 2

Given, F = 20 and V = 12 and E = a

According to the formula:

20 + 12 - a= 2

32 - a = 2

a = 32 - 2

a = 30

Answer 2

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F+V-E=2

20+12-E=2

E=32-2

E=30

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