Stefon is painting the ceiling of a room. The ceiling is in the shape of a rectangle. He has enough paint to cover 180 square feet. The length of the ceiling is 11 feet longer than its width. What are the dimensions of the ceiling?
l = 26 ft; w = 15 ft
l = 21 ft; w = 10 ft
l = 29 ft; w = 18 ft
l = 20 ft; w = 9 ft