Line L1 L_1\,L1 passes through the points (2,4)(2, 4)(2,4) and (5,10)(5, 10)(5,10). Line L2 L_2\,L2 passes through the points (−1,3)(-1, 3)(−1,3) and (k,5)(k, 5)(k,5). Line L1 L_1\,L1 and Line L2 L_2\,L2 are perpendicular. Find the value of kkk.
Practise Edexcel GCSE Maths Parallel and Perpendicular Lines with exam-style questions for Foundation and Higher tier. 76 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.