input geometriesyr16; figure(0,0,14u,8u); trace papierpointe; drawoptions(withpen pencircle scaled 1.5bp); trace polygone(placepoint(3,11),placepoint(9,11),placepoint(7,14)); trace droite(placepoint(0,2),placepoint(9.5,8)); drawoptions(); fin; figure(0,0,14u,9.5u); trace grille(0.5); drawoptions(withpen pencircle scaled 1.5bp); trace chemin(placepoint(4,10),placepoint(9,15),placepoint(12,12)); trace chemin(placepoint(7,13),placepoint(8,12)); trace droite(placepoint(2,0),placepoint(6,4)); drawoptions(); fin; end