Vector Cross Product Calculator

3D cross product a × b

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About Vector Cross Product Calculator

A 3D vector cross product calculator. Computes a × b = (a₂b₃−a₃b₂, a₃b₁−a₁b₃, a₁b₂−a₂b₁). Shows magnitude (parallelogram area), verifies perpendicularity (dot products = 0), and unit normal. Select from preset vectors or enter custom. All calculations are client-side.

Vector Cross Product Calculator Features

  • a × b
  • Magnitude
  • Normal
  • Area
  • Perpendicularity
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