help me in this please

10 points A metal sheet measures linx 2in. A box can be constructed from this sheet by cutting away a square from each corner. The remaining sides can then be folded upwards to form an open box. Determine the optimal way to cut the sheet so that the resulting box has maximum volume. For that optimal cut, what is the maximum volume (in units of in )? 4 O 13 02 4 9 313 1 O V 3 None of the other choices is correct