The angle of elevation of the top of a tower from certain point is 30 degree. If the observer moves 20 m towards the tower, the angle of elevation of the top increases by 15 degree. Find the height of the tower. Share with your friends Share 0 Nandini Garg answered this Dear student, Regards 1 View Full Answer Devanshi K answered this THIS IS THE ANSWER 1 Nandini Garg answered this Dear student 0