📐MathematicsAQAEN
A-Level Mathematics: Trigonometry in Depth
Master every aspect of A-Level trigonometry — radians, exact values, reciprocal and inverse functions, addition and double angle formulae, the R cos(θ ± α) form, identity proofs, equation solving, and small angle approximations. Aligned to AQA specification 7357.
10 lessons
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Lessons
Radians, Arc Length & Sector AreaPreview
Exact Trigonometric Values
Reciprocal Trigonometric Functions
Inverse Trigonometric Functions
Addition Formulae
Double Angle Formulae
The R cos(θ ± α) Form
Proving Trigonometric Identities
Solving Trigonometric Equations
Small Angle Approximations
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