Determine algebraically, the vertices of the triangle formed by the lines `5x - y = 5, 6x + y = 1and x + 2y = 1.`

Determine algebraically the vertices of the triangle formed by lines 3x - y = 3, 2x – 3y = 2 and x + 2y = 8 .

Determine algebraically the vertices of the triangle formed by the lines 3x-y=3, 2x-3y=2," and "x+2y=8 .

Determine, algebraically, the vertices of the triangle formed by the lines 3x-y=3 2x-3y=2 and " " x+2y=8

Determine, algebraically, the vertices of the triangle formed by the lines 3x-y=3 2x-3y=2 and " " x+2y=8

Determine graphically, the vertices of the triangle formed by the lines y=x, 3y=x and x+y=8

Determine graphically, the vertices of the triangle formed by the lines y=x, 3y=x and x+y=8

Determine the vertices of the triangle formed by the lines 4x - y = 4 , 4x + y = 12 and the x - axis.

Orthocentre of the triangle formed by the lines x+y=1 and x y=0 is

The orthocentre of the triangle formed by the lines x - 7y + 6 = 0, 2x - 5y - 6 = 0 and 7x + y - 8 = 0 is

The radius of the circle passing through the vertices of the triangle formed by the lines x + y = 2, 3x - 4y = 6, x - y = 0