Statement-l: If the diagonals of the qua...

Statement-l: If the diagonals of the quadrilateral formed by the lines `px+ gy+ r= 0, p'x +gy +r'= 0, p'x +q'y +r'= 0`, are at right angles, then `p^2 +q^2= p'^2+q'^2`. Statement-2: Diagonals of a rhombus are bisected and perpendicular to each other.

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Statement-l: If the diagonals of the quadrilateral formed by the lines `px+ gy+ r= 0, p'x +gy +r'= 0, p'x +q'y +r'= 0`, are at right angles, then `p^2 +q^2= p'^2+q'^2`. Statement-2: Diagonals of a rhombus are bisected and perpendicular to each other.

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