Find the angles of the triangle whose sides are `x+y-4=0, 2x+y-6=0, 5x+3y-15=0`

Find the equation of the bisectors of the internal angles of the triangle whose sides are : 3x+4y-6=0 , 12x-5y-3=0 , 4x-3y+12=0

Find the equations of the bisectors of the internal angles of the triangle whose sides are : 3x + 4y -6 = 0, 12x -5y-3 = 0, 4x - 3y + 12 =0 .

Find the circumcentre of the triangle whose sides are 3x-y-5=0, x+2y-4=0 and 5x+3y+1=0 .

Find the orthocentre of the triangle whose sides are 7x+y-10=0, x-2y+5=0, x+y+2=0

Find the area of the triangle whose sides are: 3x-2y+1=0, 3x+y+4=0 and 3x-5y+34=0