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TOA CAH SOH
Tangent and Cotangent Identities
Double Angle Formulas
Degrees to Radians Formulas
If x is an angle in degrees and t is an angle in radians then
Half Angle Formulas
Sum and Difference Formulas
Product to Sum Formulas
Sum to Product Formulas
Law of Sines, Cosines and Tangents
(a , b are constants) in the form
with R formula.
R = 5 (R
Proving Trigo Identities - Many questions to practise!