input geometriesyr16; figure(0,0,10.5u,9.75u); trace grille(0.75) withcolor orange; origine((8,5)); trace axes; pair A,B,C,D,I,J; A=pp(3,4); B=pp(-1,-4); C=pp(-7,-1); D-C=A-B; I=pp(1,0); J=pp(0,1); marque_p:="creux"; nomme.lrt(I); nomme.ulft(J); fin; end