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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

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Could somebody suggest a way to determine if a parallelogram contains another parallelogram?

I thought of one way to do this. Using the algorithm which determines if a point is inside a parallelogram, one can determine if the polygon contains the point within $2N$ steps ($N=2$ for parallelogr …
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