Total Turn over Pythagoras’ Theorem c b a a2 + b2 = c2 IGCSE MATHEMATICS 4400 FORMULA SHEET – HIGHER TIER Volume of cone = 1 3 πr2h Volume of sphere = 4 3 πr3 Curved surface area of cone = πrl Surface area of sphere = 4πr2 r l h r hyp θ adj adj = hyp × cos θ...
0580/12 May/June2023 1hour ElectronicCalculatorGeometricalInstruments Mathematicaltables(optional)Tracingpaper(optional) *7313041459* MATHEMATICSPaper1(Core) CandidatesanswerontheQuestionPaper.AdditionalMaterials: READTHESEINSTRUCTIONSFIRST WriteyourCentrenumber,candidatenumberandnameonalltheworkyouhandin.Writeindark...