The equation for a 180 degree angle is
(X,Y) - (-x,-y) so the original is at (2,4)(4,4)(2,6)(4,6) so you would Change them all to negatives (-2,-4)(-4,-4)(-2,-6)(-4,-6) so plot those then move it over to the left 3 units then up 7 and that’s your final answer
