question_answer

A pole is bent at a point above the ground due to storm. Its top just touches the ground at a distance of \[10\sqrt{3}\]metres from its foot and makes an angle of \[30{}^\circ \] with the horizontal. Then the height (in metres) of the pole is                                    

A)  20                               

B)  30

C)  25                               

D)  24

E)  None of these