you are interested in purchasing a hot tub. the listings on the Internet describe hot tubs that have a perfectly rounded edge. each as states the diameter of the hot tub. Create a windows application that computes the area and cicrumfrence of a hot tub after the user enters the diameter in feet and inches( , 8 feet and 4 inches). The area and the circumfrence results should display two decimal places. You should be able to clea the entry, enter a new diameter, and exit the form.