Question 1204d

Vectors I: Basics, Dot and Cross Products
Geometric Interpretations I

Question

The points A{A} and B{B} have position vectors a{\mathbf{a}} and b{\mathbf{b}} respectively.
What is the geometric meaning of the expression b×a^?{\Big| \mathbf{b} \times \mathbf{\hat{a}} \Big|?}

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