input geometriesyr16; marque_r:=25; marque_p:="plein"; figure(0,0,u,u); trace feuillet withcolor gris; fin; figure(0,0,u,u); trace feuillet withcolor gris; pair A,B,C,D; C=u*(0.9,0); D=u*(0.1,1); A=u*(0.2,0.3); B=symetrie(A,C,D); trace droite(C,D); drawoptions(withcolor bleu); pointe(A); drawoptions(withcolor rouge); pointe(B); drawoptions(); trace cercles(A,marque_r/10); trace cercles(B,marque_r/10); fin; end