A rectangle s length L t and width W 1 measured in inches are varying in time t in minutes Let A t be the area of the rectangle Determine A t at t 6 with L 6 9 W 6 4 L 6 8 and W 6 3 Give your answer as a whole number A 1 Is the area increasing or decreasing at that time O The area is decreasing at 1 6 since A 6 is positive The area is increasing at t 6 since A 6 is positive The area is increasing at 1 6 since A 6 is negative The area is decreasing at t 6 since A 6 is negative inches minute