mathwizeguy
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Are area vectors of oriented surfaces always perpendicular to the surface?
Area vectors of oriented surfaces
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lugita15
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Also, you should know that the convention is for the area vector to point out of the surface.
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Such a convention would only hold for a closed surface. You can, more generally, refer to "upward" or "downward" normals, "inward" or "outward" normals, etc.lugita15 said: