What is the minimum length of the mirror

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Reference no: EM13254536

A person is 1.4 m tall, and is standing at 2.0 m in front of a plane mirror. What is the minimum length of the mirror that is needed so that the person can see her full height?

What is the minimum length of the mirror if the person is now 3.5 m from the mirror?

Reference no: EM13254536

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