Question

A solid has 40 faces and 60 edges. How many vertices does it have? ​

Answer 1

Answer:

To find the vertices,

we will use Euler's formula which states that

F + V - E = 2

40 + V - 60 = 2

-20 + V = 2

V = 2 + 20

V = 22

So,

it had 22 vertices

Step-by-step explanation:

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