Math Core 2 - formulae you'll need to know (won't be in formulae book)
[from AQA board]
Trigonometry:
Sine rule --> a / sinA = b / sinB = c / sinC
area = 1/2 ab sinC
arc length --> l = rØ
area of sector --> A = 1/2 r²Ø
tanØ = sinØ / cosØ
[As well as laws of logs, differentiation, and integration]









