This resource is a comprehensive angles and geometry workbook designed for IGCSE Mathematics students, typically aged 14–16, and is fully aligned with major examination boards such as Cambridge IGCSE, Edexcel International GCSE, and GCSE (9–1) specifications. It systematically covers core syllabus topics including types of angles, polygons, parallel lines, circle theorems (Thales’ theorem), congruent shapes, trigonometry, and Pythagoras’ theorem, progressing from foundational recall to multi