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One diagonal of a square is along the li...

One diagonal of a square is along the line `8x-15 y=0` and one of its vertex is (1, 2). Then the equations of the sides of the square passing through this vertex are
(A) `23 x+7y=9,7x+23 y=53`
(B)`23 x-7y+9=0,7x+23 y+53=0`
(C) `23 x-7y-9=0,7x+23 y-53=0`
(D) none of these

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