A landscape architect is designing an 2325 square foot, rectangular garden. The perimeter of the garden is to be lined with shrubbery on three sides, which costs $72 per foot, whereas the fourth side of the garden is to be enclosed with fencing, at a cost of $21 per foot. Determine the dimensions of such a garden with a minimal cost. What is the minimum cost? y Garden y ac = y = Minimum Cost = $