__Ask a Question__

### Question Asked by a Student from EXXAMM.com Team

** Q 3010712610. ** A man from the top of a `100` -metre-high tower sees a car moving towards the tower at an angle of depression of `30^{\circ}`. After some time, the angle of depression becomes ` 60^{\circ}`. The distance (in metres) travelled by the car during the time, is