A street light is mounted at the top of a 15-ft pole. A man 6 ft tall walks away from the pole with a speed 5 ft/s along a straight path. How fast is the tip of his shadow moving when he is 40ft from the pole?
A street light is mounted at the top of a 15-ft pole. A man 6 ft tall walks away from the pole with a speed 5 ft/s along a straight path. How fast is the tip of his shadow moving when he is 40ft from the pole?