The depth of the box will be 3 inches, so the area of the bottom after folding will be
867/3 in^2 = 289 in^2
Each of the folded edges will be √289 in = 17 in.
The original sheet metal piece was 17 in + 6 in = 23 in square.
867/3 in^2 = 289 in^2
Each of the folded edges will be √289 in = 17 in.
The original sheet metal piece was 17 in + 6 in = 23 in square.