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tasleem asghar
Questions (1)
from an observation point the angle of depression of two boats in line with this point are found to 30 degrees and 45 degrees
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Answers (1)
let length=l=x and width=w=y as given length is 4 times of its width so, x= 4y as perimeter of rectangle is equal to 2(length+width) so,according to given condition 2(x+y)=150 2x+2y=150
