Pythagoras & Trigonometry – Extended Subtopics
Select a subtopic and choose Paper 2 (Non-calculator) or Paper 4 (Calculator).
Pythagoras Theorem
Right-angled triangle calculations, distance problems, and reverse Pythagoras for finding missing sides.
SOH CAH TOA
Trigonometric ratios for right triangles, finding angles and sides, and applying ratios in real-life problems.
Sine Rule, Cosine Rule & Area
Non-right triangles, ambiguous case, area formula ½ab sinC, and multi-step exam problems.
3D Trigonometry
Angles between lines and planes, 3D right-triangle problems, and finding distances between points in space.
Bearings
Navigation problems using bearings, angle rules, trigonometry and scale diagram interpretation.
Trigonometric Graphs & Solving Equations
Sin, cos, tan graphs; transformations; periodicity; solving trig equations in given intervals.