Answer:
1540 square in-17.4Ï€ in
Step-by-step explanation:
The box's area is 1540 square inches, and the volume of a sphere is 4Ï€r. So we do 4*Ï€*r, which is 4Ï€*4.35, and simplify it to 17.4Ï€. Then we subtract that from the 1540 square in to get the final answer of 1540-17.4Ï€
Reference: π is approximately 3.1415926