input geometriesyr16 figure(0,0,10u,10u); pair A,B,C,D,E,F; A=u*(4,4); B=pointarc(cercles(A,3u),65); D=rotation(B,A,120); E=rotation(D,A,60); C=cercles(B,3u) intersectionpoint cercles(D,3u); F=pointarc(cercles(B,3u),45); drawoptions(withcolor blanc); trace polygone(A,B,C,D); trace cercles(B,3u); trace chemin(D,E,A); trace chemin(B,F,C); drawoptions(); trace chemin(B,A,D); trace marquedemidroite(B,A); trace marquedemidroite(D,A); nomme.lrt(A); nomme.urt(B); nomme.llft(D); fin; end