| 1-SN line | 5- Go-Gn mandibular plane |
| 2- Frankfut horizontal plane | 6- Y axis |
| 3- Palatine plane | 7- NA Line |
| 4- Mandibular plane Go-Me | 8- NB |
| 9- mandibular plane; inferior incisive long axis | 10 line- Z line |
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