__maths__>__Advanced Trigonometry__>__Trigonometric Identities for compound angles__### Compound Angles: Geometrical Proof for `sin(A+B)`

In this page, a simple and intuitive geometrical proof is explained for expressing `sin(A+B)` in terms of `sinA`, `sinB`, etc.

*This topic is not released for all, please contact edtechgomathi@gmail.com for access.*

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