/* A totally different method, where everything
   is relative. This is a different style of
   solution. Not necessarily better. Always
   examine the alternatives and see which works
   best for you. */

void draw_triangle_2(const double size)
{ turn_right_by_degrees(60);
  draw_distance(size);
  turn_right_by_degrees(120);
  draw_distance(size);
  turn_right_by_degrees(120);
  draw_distance(size);
  turn_right_by_degrees(60); }

void main()
{ make_window(500,500);
  set_pen_color(color::red);
  set_pen_width(3);

  move_to(100, 150);
  set_heading_degrees(120);

  draw_triangle_2(100);
  move_distance(100);
  draw_triangle_2(100);
  move_distance(100);
  draw_triangle_2(100);
  move_distance(100);
  draw_triangle_2(100);
  move_distance(100); }