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A straight steel guy wire is fixed to the top of a vertical mobile tower 24 m high and is anchored to a peg on the level ground, making an angle of 60° with the ground.
Find the exact length of the guy wire (in m).

Class 10Heights and DistancesTrigonometry
  • A48
  • B
  • C
  • D

Step-by-Step Solution

The wire is the hypotenuse: sin m (about 27.71 m). Multiplying (24 sin 60 = 12 ) inverts the ratio, and 8 m is the distance of the peg from the foot of the tower.
Answer: B)

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