Question

using euler's formula find the number of vertices there are 20 faces and 12 ages​

Answer 1

Answer:

V-E+F =2

X-11+20 =2

X=23

23-11+20=2

Answer 2

Answer:

F+V=E+2

20+12=E+2

32=E+2

32-2=E

30=E

hope it helps you