You are in the theater with the straight- line flat - floor seating plan, not like " stadium" Screen measures 20 feet from bottom of screen to top, and bottom of screen is 12 feet above floor. Seats are spaced in rows 3 feet apart, with first row 10 feet from screen (horizontal distance.) Suppose your eyes are 3.5 feet above th floor, determine row at which you must sit to maximize apparent size(Vertical) of screen at your eye. Write step by step solution and describe reason for each step.