calculate the shortest length of a mirror in which a man can see his full length
Answers
that is displacement you should have to measure
Answer:
In order to peer complete photograph of a person, the minimal length of the replicate must be one 1/2 of the person's height. This is so because, in reflection, the attitude of occurrence is same to attitude of reflection. So, to peer the photograph of a 6 toes tall person, a three toes lengthy replicate is required.
In different words, to view an photograph of your self in a aircraft replicate, you may want an quantity of replicate same to one-1/2 of of your height. A 6-foot tall guy wishes three-toes of replicate (placed properly) so as to view his complete photograph.
Since the replicate is precisely 1/2 of the gap among item and photograph, then the triangle fashioned with the aid of using the replicate and the 2 traces of sight ought to be 1/2 of the length - the replicate ought to be 1/2 of the peak of the person.
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