Answer:
401.92
Step-by-step explanation:

3.14 x (4x4) x 8 = 401.92
Answer:
i think probably x = 1 or 5
Step-by-step explanation:
x²-6x+5 =0
so (x-1)(x-5) = 0
so x = 1 or 5
There are 56 dogs
2/5 = x/140
140 x 2 = 5 x x
280 = 5x
56 = x
8 edges and 8 verticles i guess