Determine whether the origin lies inside or outside the triangle whose sides are given by the equations `7x-5y-11=0, 8x+3y+31=0, x+8y-19=0`.

ermine whether the point (-3,2) lies inside or outside the triangle whose sides are given by the equations x+y-4x+8-0,4x-y-31-0

determine whether the point (-3, 2) lies inside or outside the triangle whose sides are given by the equations x+y−4=0,3x−7y+8=0,4x−y−31=0

Determine whether the point M(-3,2) lies inside or outside the triangle whose sides are x+y-4=0,3x-7y+8=0 and 4x-y-31=0 (A) Inside (B) Outside (C) Lies on triangle (D) none of these

Solve the pair of equations. 7x-5y-11=0, 3x+2y-13=0

Orthocentre of the triangle whose sides are given by 4x - 7y + 10= 0, x + y - 5 = 0 & 7x + 4y - 15 = 0 is

Find the circumcentre of the triangle whose sides are given by x+y=0, 2x+y+5=0 and x-y=0

Find the circumcentre of the triangle whose sides are given by x+y+2=0, 5x-y-2=0 and x-2y+5=0 .