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Convex hull using the simple gift wrapping algorithm. Delaunay triangulation using incremental construction and swapping diagonals to restore the Delaunay conditions. Circumcircles and Voronoi diagram of the same point set. @ProcessingOrg
#Geometry Problem 393: #Triangle #Orthocenter #Circumcircles #Congruence #Collinear #math #school #teacher
Details: https://t.co/L3ryNmARwn