method description move the turtle forward by the specified distancein the direction the turtle is headed example (for turtle instance named turtle)turtle position(( turtle forward( turtle position(( , turtle forward(- turtle position((- , turtle get_poly(return the lastly recorded polygon example (for turtle instance named turtle) turtle get_poly(turtle register_shape("myfavouriteshape"pturtle get_shapepoly(return the current shape polygon as tuple of coordinate pairs examples (for turtle instance named turtle)turtle shape("square"turtle shapetransform( - turtle get_shapepoly((( - )( )(- )(- - )turtle getscreen(return the turtlescreen objectthe turtle is drawing on so turtlescreen-methods can be called for that object example (for turtle instance named turtle)ts turtle getscreen(ts ts bgcolor("pink"turtle goto(xy=nonealiasessetpos setposition argumentsx number or pair/vector of numbers number none callgoto(xytwo coordinates -orgoto((xy) pair (tupleof coordinates -orgoto(vece as returned by pos(move turtle to an absolute position if the pen is downa line will be drawn the turtle' orientation does not change this copy belongs to 'acha