JEE Main & Advanced
Mathematics
Triangles & Properties of Triangle
Question Bank
Numerical Value Type Questions - Height and Distance
question_answer
A person standing on the bank of a river observes that the angle subtended by a tree on the opposite bank is \[60{}^\circ .\] When he retires 40 m from the bank, he finds the angle to be \[30{}^\circ ,\] then find the breadth of the river.