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Teach students how to find unknown angles in right-angled triangles using SOH CAH TOA and inverse trigonometric functions with this clear, scaffolded PowerPoint lesson. This resource is designed to help students move from reviewing basic trigonometry ratios to confidently setting up trig equations and using a calculator to find missing angles. It includes step-by-step worked examples, calculator guidance, practice questions, worded problems, and challenge questions. Students will practise ide

Help your students master differentials and linear approximation with this clear, scaffolded, and engaging lesson designed for Year 11 Maths Methods / introductory calculus. This resource builds understanding from first principles through to application, helping students confidently use dy=f′(x)dx to estimate changes and approximate values. 🔹 What’s Included: ✔ Step-by-step PowerPoint lesson (intro → worked examples → applications) ✔ Visual diagrams (tangent line, dxdxdx, dydydy, and c