I just made a quick Excel spreadsheet that calculates the square footage of the tank based on the exterior tank dimensions. Pretty simple, not sure how I'd go about adding in things like subtracting the acrylic thickness or the 1/8th inch lost with each cut. It also just factors in an open top.
You could make a 72" X 18" X 18" and have .5ft^2 left over. I'll see if I can make it more complex...
You could make a 72" X 18" X 18" and have .5ft^2 left over. I'll see if I can make it more complex...