1. Compound angles
2. Double angles
3. Questions that require a triangle sketch
4. Reduction formulas - simplifying expressions
5. Simplifying expressions - numerical angles
6. More questions that require a sketch
7. Proving identities
8. Trig equations (revision)
9. Trig equations - compound and double angles
10. Trig functions
11. More trig functions
12. Solving triangles with numerical values
13. Solving triangles with variables