- #1
tronter
- 185
- 1
How would you use the cross product to derive the law of sines?
[tex] A \times B = |A||B| \sin \theta [/tex].
Law of sines: [tex] \frac{\sin A}{A} = \frac{\sin B}{b} = \frac{\sin C}{c} [/tex].
The cross product gives the area of the parallelogram formed by the vectors.
[tex] A \times B = |A||B| \sin \theta [/tex].
Law of sines: [tex] \frac{\sin A}{A} = \frac{\sin B}{b} = \frac{\sin C}{c} [/tex].
The cross product gives the area of the parallelogram formed by the vectors.