Maths › Trigonometry

Trigonometry

The mathematics of triangles, and of anything that repeats. Two rules solve every triangle there is, the unit circle turns angles into coordinates, and identities reshape trig statements until an equation gives in.

Years 12-13 · 6 topics.

• Triangles and the sine and cosine rules
• Trigonometric graphs and equations
• Radians, arcs and small anglesWRITING
• Reciprocal and inverse trigonometric functionsWRITING
• Compound angles and the harmonic formWRITING
• Trigonometric modellingWRITING