API Reference > geometry-core > CartesianGeometry > PolygonOps > centroidAndAreaXY centroidAndAreaXY MethodStatic Return (in caller-allocated centroid) the centroid of the xy polygon. Return (as function value) the area centroidAndAreaXY(points: Point2d[], centroid: Point2d): undefined | number Parameter Type Description points Point2d[] centroid Point2d Returns - undefined | number Defined in geometry3d/PolygonOps.ts Line 415 Last Updated: 11 June, 2024