The diagram shows two regular octagons meeting at a point.
Work out the size of the angle marked xxx. You must show all your working.
Angles in Polygons Questions
Practise OCR GCSE Maths Angles in Polygons with exam-style questions for Foundation and Higher tier. 48 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers 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.