| DESCRIPTION |
EQUATION |
| Sum and Difference of Angles Identity - Sine |
 |
| Sum and Difference of Angles Identity - Tangent |
 |
| Superposition (Addition and Subtraction) of Sine of Angles |
 |
| Superposition (Addition) of Cosine of Angles |
 |
| Superposition (Subtraction) of Cosine of Angles |
 |
| Tangent Definition for a Right Triangle |
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