Find the area of the triangle formed by the lines `y-x=0,x+y=0`and `x-k=0`.

Find the area of the triangle formed by the lines y+x-6=0, 3y-x+2=0 and 3y=5x+2 .

Find the area of the triangle formed by the lines y = x, y= 2x, y=3x+4

Find the area of the triangle formed by the lines y = x, y= 2x, y=3x+4

Find the area of the triangle formed by the straight lines y=2x, x=0 and y=2 by integration.

Find the area of the triangle formed by the lines y=x+1, 3y=x+5 and y=-x+7 by method of integration.

Find the area of triangle formed by the lines : y=0,\ x=2\ a n d\ x+2y=3.

Find the area of triangle formed by the lines : \ x+y-6=0,\ x-3y-2=0\ a n d\ 5x-3y+2=0

Find the values of the parameter a so that the point (a, 2) is an interior point of the triangle formed by the lines x+y-4=0, 3x-7y-8=0and 4x-y-31 = 0.

Area of the triangle formed by the lines y^2-9xy+18x^2=0 and y=9 is

The circumcentre of the triangle formed by lines x=0,y=0 and x+y-1=0 is