ABCD ABCD\,ABCD is a trapezium with point A(0,6)A(0, 6)A(0,6), point B(6,3)B(6, 3)B(6,3) and point C(8,−3)C(8, -3)C(8,−3).
AB AB\,AB is parallel to DCDCDC
AB AB\,AB is perpendicular to ADADAD
Find the equation of CD CD\,CD and 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.