A Ladder 15 m Long Just Reaches the Top of a Vertical Wall. If the Ladder Makes an Angle of 60° with the Wall, Then the length of the Wall is:...? Mcqs

A Ladder 15 m Long Just Reaches the Top of a Vertical Wall. If the Ladder Makes an Angle of 60° with the Wall, Then the length of the Wall is:...?

(A) 15 √3 m

(B) 152 m

(C) 15/2 m49

(D) 15 √ 7 m