Try to use photo math it gives you the work and answer
We know that
The Euler's formula state that, the number of vertices, minus the number of edges, plus the number of faces, is equal to two
V - E + F = 2
clear F
F=2-V+E
in this problem
V=8
E=14
F=?
so
F=2-8+14
F=8
the answer is8 faces
Answer: The second one, B
Step-by-step explanation:
Answer:
3/5 3:5 3 to 5
1/4 1 to 4 1:4
Step-by-step explanation: