@options;

@figure;
  A = point( -3.87 , 2.93 );
  B = point( 3 , 0 );
  C = point( 5.3 , 1.63 );
  polyACB = polygone( A , C , B  );
  M = pointsur( polyACB , 0.42 );
  N = pointsur( polyACB , 2.61 );
  D = point( -3.8 , -3.77 );
  E = point( 5.83 , -2.9 );
  F = point( 4.03 , -5.3 );
  polyDEF = polygone( D , E , F  );
  dEF = droite( E , F );
  P = pointsur( polyDEF , 0.73 );
  paraPdEF = parallele( P , dEF );
  dDF = droite( D , F );
  G = intersection( dDF , paraPdEF );
  var disDP = DP { 7.03597890159383 };
  p_disDP = milieu( D , P )  { i };
  t_disDP1 = texte( p_disDP ,"$disDP$")  { magenta , dec2 };
  var disDE = DE { 9.67057981141198 };
  p_disDE = milieu( D , E )  { i };
  t_disDE1 = texte( p_disDE ,"$disDE$")  { magenta , dec2 };
  var disDG = DG { 5.80599919432776 };
  p_disDG = milieu( D , G )  { i };
  t_disDG1 = texte( p_disDG ,"$disDG$")  { magenta , dec2 };
  var disDF = DF { 7.98003794198722 };
  p_disDF = milieu( D , F )  { i };
  t_disDF1 = texte( p_disDF ,"$disDF$")  { magenta , dec2 };
  sMN = segment( M , N );
  var disAM = AM { 3.84683688138299 };
  p_disAM = milieu( A , M )  { i };
  t_disAM1 = texte( p_disAM ,"$disAM$")  { magenta , dec2 };
  var disAC = AC { 9.25673943675634 };
  p_disAC = milieu( A , C )  { i };
  t_disAC1 = texte( p_disAC ,"$disAC$")  { magenta , dec2 };
  var disAN = AN { 2.94444957449609 };
  p_disAN = milieu( A , N )  { i };
  t_disAN1 = texte( p_disAN ,"$disAN$")  { magenta , dec2 };
  var disAB = AB { 7.46543163148953 };
  p_disAB = milieu( A , B )  { i };
  t_disAB1 = texte( p_disAB ,"$disAB$")  { magenta , dec2 };
  texte1 = texte( -6.3 , 4.6 ,"(MN) et (BC) ne sont pas paralleles")  { magenta , dec2 };
  var AMC = disAM/disAC { 0.415571477156212 };
  var ANB = disAN/disAB { 0.394411163324604 };
  texte5 = texte( 2.8 , 4.7 ,"AM/AC = $AMC$")  { magenta , dec2 };
  texte6 = texte( 2.7 , 3.8 ,"AN/AB =$ANB")  { magenta , dec2 };
  texte2 = texte( -6.3 , -1 ,"(GP) et (EF) sont paralleles")  { magenta , dec2 };
  var DPE = disDP/disDE { 0.727565362036604 };
  texte3 = texte( 0.8 , -1.1 ,"DB/DE  =$DPE$")  { magenta , dec2 };
  var DGF = disDG/disDF { 0.727565362036604 };
  texte4 = texte( 0.9 , -1.7 ,"DG/DF = $DGF")  { magenta , dec2 };