A person is standing in front of the Burj Khalifa building, the angle of elevation from a particular point on the ground to the top of the building is 30°. When he walks 30 meters towards the building he finds his angle of elevation to be 60°. Find the height of the Burj Khalifa building?
1
5√3 m
2
20√3 m
3
12√3 m
4
15√3 m