The diagram shows the layout of two laser beams YX YX\,YX and YZ YZ\,YZ reflecting from a point YYY.
Use ruler and compasses to construct the bisector of angle XYZXYZXYZ. 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.