Answer:
see explanation
Step-by-step explanation:
Euler's formula for polyhedra is
V- E + F = 2
where V is number of vertices, E number of edges and F number of faces
Answer: d=12
Step-by-step explanation:

Multiply both parts of the equation by 8:

Divide both parts of the equation by 11:

Answer:
x equals 25 hope this helps
Answer:
There are 8 boys for every 10 girls. This is 6 equal groups. Equal ratio
Step-by-step explanation: