Line A passes through the points (−2,1)(-2, 1)(−2,1) and (4,5)(4, 5)(4,5). Line B passes through the points (1,6)(1, 6)(1,6) and (3,3)(3, 3)(3,3). Show that Line A and Line B are perpendicular.
204 exam-style questions on OCR GCSE Maths Parallel and Perpendicular Lines. Each one has a worked solution and a mark scheme showing where the marks go.