Lecture content: - Polygon mesh - Connecting a polygon mesh to higher order points - Recognizing terrain, designing and stabilizing polygon points - Measuring angles and distances in polygonometry, sources of errors and their influence on the final result - Correcting distances measured directly and indirectly, determining audition and multiplication constants of electronic measuring devices - Correcting distances due to the influence of atmospheric parameters, deformations of Gauss-Kruger projection. - Calculation of polygon trains (A simple method). -Surveying details using orthogonal, polar and GPS method with automatic registration and data processing. Practice content: Practical application of presented concepts from lectures.