Question

Euler's formula Sums
1.F=8
V=?
E=12
2.F=?
V=9
E=7
3.F=12
V=?
E=3
4.F=?
V=15
E=12
5.F=13
V=?
E=7​

Answer 1

Answer:

v=4

2.F=16

3.F= 12

v=2

4.F=29

v=9

3.