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From the top of a cliff 90 m high, the angles of depression of the top and bottom of a tower are observed to be 30 degree and 60 degree respectively. The height of the tower is :

1)60 m

2)75 m

3)30 m

4)45 m


  • : 490
  • : 8
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    60 m

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  • Exam: SSC CGL SOLVED PAPER PRE. EXAM.2012 EVENING SHIFT DATED 01/07/2012





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