2) The following shape is meant to represent a tent. The tent is constructed with poles going from each corner to the top of the tent where they meet in the centre. The bottom of the tent is square. The fabric on the top is lightweight, and a heavy weight waterproof fabric is used on the bottom. A zipper is indicated on one side, a) how long is the zipper, in inches?
b) if the lightweight material costs $0.75 per square foot and the heavy weight material vosts $2.50 per square foot, then what is the fabric cost for one tent?
c) how long is each tent pole for this design. (feet with decimals). ​