$$\vec{a} \cdot \vec{b} = |\vec{a}| |\vec{b}| \cos \theta$$
where $$\theta$$ is the angle between vectors.
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CAT Formulas
Vector Algebra
Dot Product (Geometric Form)
$$\vec{a} \cdot \vec{b} = |\vec{a}| |\vec{b}| \cos \theta$$
where $$\theta$$ is the angle between vectors.
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