CBSE Class 10 Maths (Standard) 2019 · Paper 30/2/1 · Question 24

Amit, standing on a horizontal plane, finds a bird flying at a distance of $200$ m from him at an elevation of $30^{\circ }$. Deepak standing on the roof of a $50$ m high building, finds the angle of elevation of the same bird to be $45^{\circ }$. Amit and Deepak are on opposite sides of the bird. Find the distance of the bird from Deepak.