Downloadable worksheets for Edexcel A Level Maths Trigonometry and Modelling, with answers included. Worksheets covering 7.1 Addition Formulae, 7.2 Double Angle Formulae, 7.3 Solving Trigonometric Equations, 7.4 Simplifying a cos x +- b sin x, 7.5 Proving Trigonometric Identities, and 7.6 Modelling with Trigonometric Functions, matched to the Edexcel A Level Maths (9MA0) specification and suitable for A Level Maths. Print or work through on screen.