Question 1204c

Vectors I: Basics, Dot and Cross Products
Perpendicular Distances

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Given the points A(1,8,4){A \left( 1, - 8, - 4 \right)} and B(8,1,4),{B \left( 8, 1, - 4 \right),} what is the perpendicular distance from the point B{B} to the line OA?{OA?}

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