The diagram shows two straight walls, AB AB\,AB and ACACAC, meeting at a corner AAA.
A path is to be built so that it is equidistant from wall AB AB\,AB and wall ACACAC.
Use ruler and compasses to construct the path.
You must show all your construction lines.

134 exam-style questions on Edexcel GCSE Maths Loci and Construction. Each one has a worked solution and a mark scheme showing where the marks go.