A farmer has 80 meters of fencing to enclose a rectangular garden that has one side of the garden against a barn Let I represent the length of the rectangular garden in meters Notice that the 80 meters of fencing is needed for only 3 sides of the garden a Suppose the length of the garden is 15 meters l 15 i What is the width of the garden meters ii What is the area of the garden square meters b Write an expression in terms of I that represents the width of the garden in meters c Write an expression in terms of I that represents the area of the garden in meters