OCR GCSE Mathematics · J560
Specification 8.03a · Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Foundation), Paper 4 (Higher), Paper 5 (Higher), Paper 6 (Higher)
Revise: Angles at a PointSeveral lines in such a figure can meet at one vertex and divide the full turn into several angles. First identify every sector around that vertex, including sectors inside and outside the figure. Then add the angles that together make the complete turn.