input geometriesyr16; figure(0,0,10u,10u); pair A,B,C,D,E,F,G; A=u*(1,1); B-A=u*(4,1); C=u*(5,3); D=u*(3,4); trace polygone(A,B,C,D) withpen pensquare scaled 1.5bp; E=droite(A,D) intersectionpoint droite(B,C); F=projection(E,A,B); G=projection(E,D,C); trace codeperp(E,G,C,5); trace codeperp(E,F,B,5); trace chemin(D,E,C) dashed evenly; drawoptions(withpen pencircle scaled 0.5bp); trace chemin(G,E,F,B); drawoptions(); trace cotationmil(D,E,5mm,15,btex 65 m etex); trace cotationmil(A,B,-3mm,15,btex 84 m etex); trace cotationmil(E,F,2mm,15,btex 110 m etex); trace cotationmil(D,C,5mm,15,btex 52 m etex); nomme.llft(A); nomme.lrt(B); nomme.bot(F); nomme.top(E); nomme.lrt(C); nomme.top(G); nomme.top(D); trace hachurage(polygone(A,B,C,D),60,0.2,0); fin; end