SSC IB Security Assistant & MTS Mock Test Series 2023 Quantitative Aptitude Trigonometry Heights and Distances
The angle of elevation of the top of an unfinished tower at a point distant 78 m from its base is 30°. How much higher must the tower be raised (in m) so that the angle of elevation of the top of the finished tower at the same point will be 60º?
1
52√3
2
26√3
3
80
4
78√3