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BITSAT2011MathematicsHeights and DistancesActual

A ladder rests against a wall so that its top touches the roof of the house. If the ladder makes an angle of (60^ ) with the horizontal and height of the house be (6 3 ) meters, then the length of the ladder in meters is

Options

  1. A(12 3 )
  2. B12
  3. C(12 / 3 )
  4. DNone of these

Correct answer

B. 12

Step-by-step solution

Length of ladder (= 6 3 60^ =12 ~m )

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