Each interior angle of a regular polygon is 144∘144^\circ144∘.
Work out the number of sides of this polygon.
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.