Straight Lines And Pair Of Straight Lines

Let the points of intersections of the lines x \(-\) y + 1 = 0, x \(-\) 2y + 3 = 0 and 2x \(-\) 5y + 11 = 0 are the mid points of the sides of a triangle \(\Delta\)ABC. Then, the area of the \(\Delta\)ABC is _____________.