A round, 6-ft wide hot tube is being built into a 12-ft by 30-ft rectangular deck. How much decking is needed for the surface of the deck?
12 * 30 = 360 square feet
3.14 * 3*2 = 28.26 square feet
360 - 28.26 = _________ sq. ft. of decking
3.14 * 3*2 = 28.26 square feet
360 - 28.26 = _________ sq. ft. of decking