nico has a pool and a deck in his backyard. the deck is the shape of a rectangle with a semicircle cut out of it, as shown in the figure below. the lengths of the straight lines of the deck are given in feet. nico wants to stain the deck, which is made of wood. to purchase the right amount of stain, nico needs to calculate the area of the deck. to the nearest square foot, what is the area of the deck?