Question

On the level ground the angle of elevation of the top of a tower is 30 degree angle of elevation becomes 60 degree the height of the tower is the height of the tower is

Answer 1

Answer:

On the level ground, the angle of elevation of a tower is 30^(@). On moving 20 m nearer, the angle of elevation is 60^(@). The height of the tower is. ⇒2h=20√3⇒h=10√3.