The length and width of panels used for interior doors (in inches) are denoted as and , respectively. Suppose that and are independent, continuous uniform random variables for and , respectively. (a) By integrating the joint probability density function over the appropriate region, determine the probability that the area of a panel exceeds 91 square inches. Round your answer to three decimal places (e. g. 98.765). Enter your answer in accordance to the item a) of the question statement 0.388