math importand quetion

Find the area of a triangle whose three sides are having the equation x+y=2,x-y=0 and x+2y-6=0.

please let me know if this falls under co-ordinate geometry or theoritical geometry and I need the solution too.

what is the value of 'x'?

math importand quetion

Find the area of a triangle whose three sides are having the equation x+y=2,x-y=0 and x+2y-6=0.

please let me know if this falls under co-ordinate geometry or theoritical geometry and I need the solution too.