Q.

 A guy wire attached to a vertical pole of height 18m is 24 m long and has a stoke attached to the other end. How far from the base of the pole should the stake be driver so that the wire will be that?


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a

  Question Image

b

  Question Image

c

  Question Image

d

  Question Image  

answer is B.

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Detailed Solution

 Let AB be a guy wire attached to a pole BC of height 18 m.
The wire that let it to be fired at A. In right triangle ABC.
By using Pythagoras theorem,
Question ImageQuestion ImageQuestion ImageQuestion ImageQuestion ImageHence option (2) is correct.
   
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 A guy wire attached to a vertical pole of height 18m is 24 m long and has a stoke attached to the other end. How far from the base of the pole should the stake be driver so that the wire will be that?