An electrician has to repair an electric fault on a pole of height 5m.he needs to reach a point 1.3m below the top of the pole to undertake the repair work.what should be the length of the ladder that he should use which,when inclines at an angle of 60degree with the ground,would enable him to reach the required position? also find how far from the foot of the pole should he place the foot of the ladder.
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Total height =5m_1.3=3.7
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