@options;

@figure;
  A = point( -4.03 , -0.97 );
  B = point( 5.87 , -2.33 );
  dAB = droite( A , B )  { rouge , 7 };
  d = mediatrice( A , B )  { vertfonce , 7 };
  C = pointaimante( 3.47 , -1.23 , C appartient AB_40% )  { rouge , croix3 , gras };
  D = pointaimante( 0.63 , 4.53 , D appartient d_20% )  { vertfonce , croix3 , gras };