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A person is six feet tall. How tall must a vertical mirror be if he is able to see his entire length? (a) 3 ft (b) 4.5 ft (c) 7.5 ft (d) 6 ft



A person is six feet tall. How tall must a vertical mirror be if he is able to see his entire length?


        (a)    3 ft


(b)    4.5 ft


        (c)    7.5 ft


        (d)    6 ft


Grade:upto college level

1 Answers

Aditi Chauhan
askIITians Faculty 396 Points
8 years ago

(a)

To see his full image in a plane mirror a person requires a mirror of at least half of his height.

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