Write down the equation of a line perpendicular to y=3x+3y = 3x + 3y=3x+3
Practise Edexcel IGCSE Maths Parallel and Perpendicular Lines with exam-style questions for IGCSE Maths. 19 questions, matched to the Edexcel IGCSE Maths (4MA1) specification and written in Paper 1 and Paper 2 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.