input geometriesyr16;

figure(0,0,15u,8u);
pair A,B,C,D,E,F,G;
A=u*(1,3);
B-A=u*(4,-2);
C-B=u*(1,2);
D-C=u*(-1,4);
E-D=u*(-2,-1);
path cc;
cc=polygone(A,B,C,D,E);
F=u*(11,7);
G-F=u*(3.5,0);
trace cc;
drawarrow F--G;
trace marquedemidroite(F,G);
trace appelation(F,G,2mm,btex $\overrightarrow{u}$ etex);
fin;

figure(0,0,15u,8u);
pair A,B,C,D,E,F,G;
A=u*(1,3);
B-A=u*(4,-2);
C-B=u*(1,2);
D-C=u*(-1,4);
E-D=u*(-2,-1);
path cc;
cc=polygone(A,B,C,D,E);
F=u*(11,7);
G-F=u*(3.5,0);
trace cc dashed evenly;
drawarrow F--G;
trace marquedemidroite(F,G);
trace appelation(F,G,2mm,btex $\overrightarrow{u}$ etex);
trace cc shifted(G-F);
fin;
end