A person walks into a room that has, on opposite walls, two plane mirrors produc

Question

A person walks into a room that has, on opposite walls, two plane mirrors producing multiple images. Find the distances from the person to the first three images seen in the left-hand mirror, when the person is 6.80 ft from the mirror on the left wall and 12.9 ft from the mirror on the right wall. first 13.6 ft image 40.8 second image Your response is within 10% of the correct value. This may be due to roundoff error, or you could have a mistake in your calculation. Carry out all intermediate results to at least four-digit accuracy to minimize roundoff error, ft 54.4 third image Your response is within 10% of the correct value. This may be due to roundoff error, or you could have a mistake in your calculation. Carry out all intermediate results to at least four-digit accuracy to minimize roundoff error. ft

Explanation / Answer

first image = 6.8 + 6.8 = 13.6 ft

second image = (12.9 + 6.8 + 12.9) + 6.8 = 39.4 ft

third image = (6.8 + 6.8 + 12.9 + 12.9 + 6.8) + 6.8 = 53 ft

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