Question

if face=8 and vertical=12 then find the number of edges in a given solid.​

Answer 1

Step-by-step explanation:

By using Euler Formula,

F+V-E=2

8+12-E =2

20-E =2

E =20+2=22

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Answer 2

faces =8 vertical=12

number of edges =?

faces +vertical -edges =2

8+12-E =2

20-E= 2

20-2= E

E=18