Esperanza uses a 35-mm camera with a standard lens of focal length 70.0 mm to take a photo of her son Sam, who is 1.2 meter tall and standing 3.0 meter away.
(a) Find what must be the distance between the lens and the film to get a properly focused picture?
(b) Determine what is the magnification of the image?
(c) Determine the height of the image of Sam on the film?