The 'Area Vector' Mystery: Why Does It Seem to Disappear in a Cube?
You've probably learned in physics that 'Area' is a vector quantity, with its direction perpendicular to the surface. Sounds straightforward, right? But then you imagine a closed shape like a cube, and a mind-bending paradox emerges: if you add up all those area vectors for its six faces, they seem to cancel out to zero! Does this mean a cube has no area? What's going on?!
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