input geometriesyr16; figure(0,0,8u,8u); draw feuillet withcolor blanc; pair B,C,A,G,E,F,H,I; B=u*(2,2); path cc; cc=cercles(B,4cm); C=point(0.95*length cc) of cc; A=cercles(B,3u) intersectionpoint cercles(C,4u); E=iso(B,C); F=segment(A,C) intersectionpoint perpendiculaire(B,C,E); G=rotation(C,F,60); H=segment(F,G) intersectionpoint parallele(E,F,C); I=rotation(H,F,60); marque_r:=5; trace segment(B,C); trace marquesegment(B,C); nomme.lft(B); nomme.rt(C); drawoptions(withcolor blanc); trace droite(E,F); %trace droite(H,C); trace chemin(B,A,C); trace chemin(F,G,C); trace triangle(F,H,I); drawoptions(); fin; end