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Plane Geometry is about flat shapes like lines, circles and triangles , shapes that can be drawn on a piece of paper

1 vote

Is there a simple criterion to determine if two parallelograms intersect?

Observe Two parallelogram $A$ and $B$ can intersect if and only if one edge of $A$ and one edge of $B$ intersects (crosses over) unless one parallelogram is sitting inside the other. I am assuming th …
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