Find at what angle of incidence should one of them shine

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Reference no: EM13691463

Question: Two people stand 5.2m apart and 3.1m away from a large plane mirror in a dark room.

Part I: At what angle of incidence should one of them shine a flashlight on the mirror so that the reflected beam directly strikes the other person?

Please show how you got the answer.

Reference no: EM13691463

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