Monday, 2 January 2012

Geometry - 20

If the lengths of diagonals DF, AG and CE of the cube shown in the adjoining figure are equal to the three sides of a triangle, then the radius of the circle circumscribing that triangle will be:
(1) Equal to the side of the cube     (2) √3 times the side of the cube   
(3) 1/√3 times the side of the cube           
(4) Impossible to find out from the given information





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2 comments:

  1. Anonymous20 August 2013 at 00:40

    option a

    ReplyDelete
  2. Anonymous28 June 2014 at 15:18

    Using body diagonal each side rt3 a n then apply A = abc / 4r Ans a

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