The diagram shows a straight road represented by the line segment RS RS\,RS and a lamp post at point QQQ.

Use ruler and compasses to construct the perpendicular from the lamp post at point Q Q\,Q to the road RSRSRS.
You must show all your construction lines.
134 exam-style questions on Eduqas GCSE Maths Loci and Construction. Each one has a worked solution and a mark scheme showing where the marks go.