please solve

Check the Show h(t) box and use the t-slider to find the height of the baseball when t = 4 seconds. Use the interactive figure to find your answer. Use the left and right arrow keys to move along a slider as needed. Click here to launch the interactive figure. When t = 4 seconds, the height h = feet.Watch the video that describes finding the area of a rectangular region. Click here to watch the video. A farmer has 2400 feet of fence to enclose a rectangular area. What dimensions for the rectangle result in the maximum area enclosed by the fence? The rectangle with the maximum area enclosed by the fence has a length of ft and a width of ft. (Simplify your answers.)