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A shoe store uses small floor-level mirrors to let customersview prospective pur

ID: 1725613 • Letter: A

Question

A shoe store uses small floor-level mirrors to let customersview prospective purchases. At what angle should such a mirror beinclined so that a person standing 40 cmfrom the mirror with eyes 140 cm off thefloor can see her feet?
I keep getting 37.03 and its wrong. Any help would be nice.THanks in advance. A shoe store uses small floor-level mirrors to let customersview prospective purchases. At what angle should such a mirror beinclined so that a person standing 40 cmfrom the mirror with eyes 140 cm off thefloor can see her feet?
I keep getting 37.03 and its wrong. Any help would be nice.THanks in advance.

Explanation / Answer

You are doing it correct, but you are finding the angle from the vertical.  Subtract your answer from 90 and you should get the correct answer.