A camera with an 80-cm focal length lens is used to, Ask an Expert

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A camera with an 8.0-cm focal length lens is used to photograph a person who is 2.0 m tall. The height of the image on the film must be no greater than 3.5 cm.

Part A: Calculate the closest distance the person can stand to the lens.

Part B: For this object distance, how far should the film be located from the lens?

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