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:

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(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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option a

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

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