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On a dark and lonely night, a man is standing 5 meters away from a streetlight. The man...
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Please refer the attached image with the explanations.
The notation is as follows
BC = light post height
DE = height of man
AD = length of shadow
Using sine law we can say;
`(DE)/(BC) = (AD)/(AB)`
`2/6 = x/(5+x)`
`10 = 4x`
`x = 2.5`
The shadow of man is 2.5m long.
Posted by jeew-m on October 1, 2013 at 3:04 AM (Answer #1)
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