Line A passes through the points (1,5)(1, 5)(1,5) and (5,7)(5, 7)(5,7). Line B passes through the points (−1,7)(-1, 7)(−1,7) and (k,1)(k, 1)(k,1). Find the gradient of Line B in terms of kkk.
Find the value of k k\,k for which Line A and Line B are perpendicular.
204 exam-style questions on Eduqas GCSE Maths Parallel and Perpendicular Lines. Each one has a worked solution and a mark scheme showing where the marks go.