question_answer

The angle of elevation of a flag on a school building is\[~\text{45}{}^\circ \]. Moving 40 m towards the building, the angle of elevation is found to be\[\text{6}0{}^\circ \]. What is the height of the flag from the ground?

A) 40 m                     

B)        94.64 m

C) 60 m                     

D)        54.64 m