Line A passes through the points (2,3)(2, 3)(2,3) and (8,5)(8, 5)(8,5). Line B passes through the points (4,10)(4, 10)(4,10) and (5,7)(5, 7)(5,7). 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.