Use Euler's formula to find the missing number.

Question

Vertice:13
Edges: 26
Faces:?
1.15
2.PENTAGON
3.112 CM 336 CM
4.859 891
5.2,205
6.1,125
7.29.9
8.LA=1,187 SA= 1803.3
9.593.9
10.43.35PI
11.2.4
12.392
13.1,512
14.168
15.2,145
16.3,033
17.YES: 1:6
18.100
19.4,712
20.1,944

Answer 1

1.15
2.PENTAGON
3.112 CM 336 CM
4.859 891
5.2,205
6.1,125
7.29.9
8.LA=1,187 SA= 1803.3
9.593.9
10.43.35PI
11.2.4
12.392
13.1,512
14.168
15.2,145
16.3,033
17.YES: 1:6
18.100
19.4,712
20.1,944