Some Applications of Trigonometry — GSEB Std 10 (SSC)

Question 1 • 2024 4 Marks

From a point on the ground, the angles of elevation of the bottom and top of a transmission tower fixed at the top of a 20\text{ m} high building are 45^\circ and 60^\circ respectively. Find the height of the tower. (Take \sqrt{3} = 1.732 )

Answer: h = 20(\sqrt{3} - 1) = 14.64\text{ m}