ABCD ABCD\,ABCD is a trapezium with point A(6,7)A(6, 7)A(6,7), point B(11,6)B(11, 6)B(11,6) and point C(15,0)C(15, 0)C(15,0).
AB AB\,AB is parallel to DCDCDC
AB AB\,AB is perpendicular to ADADAD
Find the equation of CDCDCD
Find the coordinates of DDD.
260 exam-style questions on Edexcel A Level Maths Straight Line Graphs, covering 5.1 y = mx + c, 5.2 Equations of Straight Lines, 5.3 Parallel and Perpendicular Lines, 5.4 Length and Area, and 5.5 Modelling with Straight Lines. Each one has a worked solution and a mark scheme showing where the marks go.