ABCD ABCD\,ABCD is a trapezium with point A(−2,5)A(-2, 5)A(−2,5), point B(4,2)B(4, 2)B(4,2) and point C(6,−4)C(6, -4)C(6,−4).
AB AB\,AB is parallel to DCDCDC
AB AB\,AB is perpendicular to ADADAD
Find the equation of CDCDCD
Find the coordinates of DDD.