11th Class
Mathematics
Sample Paper
Maths Olympiad Model Test Paper-11
question_answer
The upper \[{{\left( \frac{3}{4} \right)}^{th}}\]portion of a vertical pole subtends an angle tan \[{{\tan }^{-1}}\left( \frac{3}{5} \right)\] at a point in the horizontal plane through its foot and at a distance of 40 m from the foot. The possible height of the vertical pole is _______.