Question

How do you do this ​

Answer 1

Step-by-step explanation:

1}The above figure represents the image of the figure

2}Total 8 face

3}there are 6 vertices at the top and 6 vertices at the bottom. Total 12 vertices

There are 6 edges at the top and 6 edges at the bottom. There are 6 vertical edges. There are total 18 edges

Now, F+V=8+12=20 and E+2=18+2 =20

THEREFORE, F+V=E+2

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