№4 Постройте углы ADN и NDB,если угол ADN = 34 градусов,угол NDB = 120 градусов.Какой может быть градусная мера угла ADB?

B                                                                                         N \                                                                                        /   \                                                                                    /     \   120 °                                                                    /  34°       \.___________ N                                           D /________________ А    D      .   34°                                                            \               .                                                                    \                   .                                                                  \                         .А                                                              \   B