Q. 125.0( 5 Votes )
Let height of the tower be h and distance of the point from its foot is x.
Let angle of elevation be θ1
Now, when both(height and distance) are increased by we get
New height = h+10%of h
New distance = x+10% of x
From eq.1 and eq.2, we get θ1 = θ2
Hence, it is true.
Rate this question :