@options;

@figure;
  A = point( -2.3 , 4.5 )  { (0.57,-1) };
  B = point( -7.73 , -1.03 )  { (-0.13,0.1) };
  C = point( 6.97 , -1.7 );
  sAB = segment( A , B )  { 3 };
  sBC = segment( B , C )  { 3 };
  sCA = segment( C , A )  { 3 };
  I = milieu( sAB )  { / , (-0.2,-0.9) };
  J = milieu( sCA )  { // , (-0.13,-0.8) };
  dBJ = droite( B , J )  { vert , 3 };
  dCI = droite( C , I )  { vert , 3 };
  G = intersection( dCI , dBJ )  { (0.17,-1.17) };
  dAG = droite( A , G )  { rouge , 3 };
  K = intersection( dAG , sBC )  { (-0.63,0.2) };
  pm_disBK = milieu( B , K )  { i };
  tm_disBK = texte( pm_disBK ,"#BK=#")  { noir , dec2 };
  pm_disKC = milieu( K , C )  { i };
  tm_disKC = texte( pm_disKC ,"#KC=#")  { noir , dec2 };

@analyse;