Harold wants to build five identical pigpens side by side on his farm using 30 m of fencing. Determine the dimensions of the encloser that would give his pigs the largest possible area. Calculate the area

2x2 for each pen with four in a square and one to the side kind of like this

= = = = =

each length of fencing would be 2 meters and the total square footage would be 20 meters because some of the fencing is used for more than one pig's pen

the dimensions would be hard to show, but 4x4 + a 2x2