TRIGONOMETRY

 5.1. SIN,COS & TAN

-5.1. USING RADIANS

5.2. SMALL ANGLE APPROXIMATIONS

5.4. SEC, COSEC & COT

-5.4. INVERSE FUNCTIONS

5.5. (+5.3.) TRIGONOMETRIC IDENTITIES

-5.5. ALL TRIG IDENTITIES EQUATION SHEET

5.6. ADDITION FORMULAE

-5.6. DOUBLE ANGLE FORMULAE

-5.6. R ADDITION FORMULAE