Question

an electrician has to repair an electric fault on a pole of height 4cm. he needs to reach a point 1.3 m below the top of the pole to undertake the repair work. what should be the length of ladder that he should use which when inclined at an angle of 60 degree to horizontal would enable him to reach the required position.

Answer 1

Use the basic trigonometry and the height and distance to solve the problem of this type.

Hope it helps..