Cordenadas en AutoCad

                                        Coordenadas (tercer dibujo)

                                                             50,50
                                                             50,100
                                                           300,100
                                                           300,50
                                                             50,50
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                                                             70,100
                                                             70,250
                                                            100,250
                                                            100,100
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                                                            250,100

                                                            250,250
                                                            280,250
                                                            280,100
___________________________________________________________
                                                              50,250
                                                              50,300
                                                            300,300
                                                            300,250
                                                              50,250
___________________________________________________________
                                                               50,300
                                                             175,400
                                                             300,300
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