a 1.5 metre tall person is standing in front of a 41.5 metre high tree. When observing the top of the tree an angle of 45° is formed with the eyes. Find the distance between the man and the tree
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angle of elevation us 45°
perpendicular=41.5m-1.5=40m
tan45°=1
and also tan(α)=p/b
1=p/40m
so,b=40m
so distance between man and tree is 40m
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