get area and perimeter of shapes
get area and perimeter of shapes

lucalianas/ome_seadragon,lucalianas/ome_seadragon,lucalianas/ome_seadragon,crs4/ome_seadragon,crs4/ome_seadragon,crs4/ome_seadragon,lucalianas/ome_seadragon,crs4/ome_seadragon