The equation of the diagonal AC of a square ABCD is 3x + 4y + 12 = 0 . Find the equation of BD , where D is (2,-3) .

The equation of one of the diagonals of a square is 3x - 8y + 4 = 0 . Find the equation of the other diagonal passing through the vertex (4,-6) .

The equation of one of the diagonals of a rhombus is 3x + 4y - 7 = 0 . Find the equation of the other diagonal passing through (-1,-2) .

The equation of one diagonal of a square is 2x+y=6 and its one vertex is (4,3) . Find the equation of other diagonal.

The equation of one diagonal of a square is 2x+y=6 and its one vertex is (4,3) . Find the equation of other diagonal.

The co-ordinates of the vertex A of a square ABCD are (1, 2) and the equation of the diagonal BD is x+2y= 10 . Find the equation of the other diagonal and the co-ordinates of the centre of the square.

If one of the diagonals of a rhombus is 3x - 4y + 10 = 0 , then find the equation of the other diagonal which passes through point (-2, -3) .

3x - 2y + 1 = 0 and 2x - y = 0 are the equation of the sides AB and AD of the parallelogram ABCD and the equation of a diagonal of the parallelogram is 5x - 3y - 1 = 0 . The equation of the other diagonal of the parallelogram is : (A) x-y+1=0 (B) x-y-1=0 (C) 3x+5y+13=0 (D) 3x+5y=13

The coordinates of the focus of an ellipse are (1,2) and eccentricity is (1)/(2) , the equation of its directrix is 3x + 4y - 5 = 0 . Find the equation of the ellipse.

The equation of the diagonal of the square formed by the pairs of lines xy +4x - 3y - 12 = 0 and xy - 3x +4 y - 12 = 0 is