Additional Math‎ > ‎

Trigonometry

Download formula list



Notes

TOA CAH SOH


Special Triangles




Trigo Identities

Tangent and Cotangent Identities


Reciprocal Identities


Pythagorean Identities


Even/Odd Formulas

Periodic Formulas


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


Cofunction Formulas

Law of Sines, Cosines and Tangents


R Formula

Expressing (a , b are constants) in the form or where R 0 and .

Example

Express with R formula.

R = 5 (R 0)

Proving Trigo Identities - Many questions to practise!



























Practice Questions






























Comments