JEE Main & Advanced
Mathematics
Triangles & Properties of Triangle
Question Bank
Numerical Value Type Questions - Height and Distance
question_answer
A vertical pole consists of two portions the lower being one-third of the whole. If the upper portion subtends an angle \[{{\tan }^{-1}}\frac{1}{2}\] at a point in a horizontal plane through the foot of the pole and 40 m from it then find the height of pole.