NCERT Exercise 9.1 - Q12 - Some Applications of Trigonometry
Question: From the top of a 7 m high building, the angle of elevation of the top of a cable tower is 60° and the angle of depression of its foot is 45°. Determine the height of the tower.
Answer: The height of the tower is 7(1 + sqrt(3)) m.
Full step-by-step NCERT solution with diagrams on Something by Zero.