Trigonometric Ratios and Identities

Formulas are organized based on their importance in the CAT exam.
1 Cosine Rule
2 Projection Formulas
3 Area of Triangle
4 Half-Angle Formulas
5 Triple Angle Formulas
6 Napier's Analogy (Tangent Rule)
7 Double Angle Formulas
8 Fundamental Identities
9 Compound Angle Formulas
10 Radian-Degree Conversion
11 Product-to-Sum Identities
12 Sine Rule
13 Basic Trigonometric Ratios
14 Sum-to-Product Identities
15 General Solution of Trigonometric Equations