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
It is going to be 3/10 because you simplify 6 blue/ 20 total marbles
Answer:
It a choose so the answer is D
Answer:
The second one
Step-by-step explanation:
Answer:
1)open 2)false 3)5
Step-by-step explanation: