A-level
Maths A-level:
Trigonometry
Learn It
Check you know the main principles by reviewing the list of different topic areas, either click on the topic heading to quick learn the whole topic or pick individual principles to brush up.
Trigonometry
Radians
Trigonometry with any angle
- Trigonometric functions for acute angles
- Trigonometric functions for positive and negative angles
- Trigonometric functions for any angle in radians and degrees
Graphs of trigonometric functions
- Graphs, symmetries and periodicities of sin, cos and tan
- Solutions of trigonometric equations
- Principal values for sin, cos and tan
- Secondary values of sin, cos and tan
Identities
Test It
Now you have learnt the main principles, test yourself with these sample questions. If you get stuck, go back and review the principle again.
Revise It
Print these out and carry them with you!