Line A passes through the points (2,−5)(2, -5)(2,−5) and (10,−1)(10, -1)(10,−1). Find the equation of the line perpendicular to A that passes through (k,3)(k, 3)(k,3), in terms of kkk.
204 exam-style questions on CCEA GCSE Maths Parallel and Perpendicular Lines. Each one has a worked solution and a mark scheme showing where the marks go.