B but I'm not as sure though
8x^4-28x^3+4x^2
That’s the answer
452,165.36 ? That should be the answer lol
Answer:
formula is 6a²= surface area
but since one side is not being painted it is
5a²= surface area
5(3.2)²
=51.2cm
103, as 6*10=60, so she has added 60 pieces
