Questions
The sum of angles of elevation of the top of a tower from two points distant ‘a’ and ‘b’ from the base and in the same straight line with it is . Then the height of the tower is
detailed solution
Correct option is C
We have tanθ=xa⇒x=atanθAlso tan900−θ=xb⇒x=bcotθ∴x2=ab⇒x=abTalk to our academic expert!
Similar Questions
The angle of elevation of top of an unfinished tower at a point distance 120m from its base is 450. How much height must the tower be raise so that angle of elevation of top at the same point to be 600.
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