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see Polygon Area at :
see Polygon Area at :
−:Weisstein, Eric W. "Polygon Area." From MathWorld--A Wolfram Web Resource. http://mathworld.wolfram.com/PolygonArea.html
+:Weisstein, Eric W. "Polygon Area." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/PolygonArea.html
If the polygon is a lattice polygon, then area can be calculated from the number of interior lattice points by Picks theorem:
If the polygon is a lattice polygon, then area can be calculated from the number of interior lattice points by Picks theorem:
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SInce all the outlines in MindsEye are on a pixelated grid, this may be the fastest way to calculate the area.
SInce all the outlines in MindsEye are on a pixelated grid, this may be the fastest way to calculate the area.
−:Weisstein, Eric W. "Lattice Polygon." From MathWorld--A Wolfram Web Resource. http://mathworld.wolfram.com/LatticePolygon.html
+:Weisstein, Eric W. "Lattice Polygon." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/LatticePolygon.html