Polyline commands
Use the command Polyline to create polylines according to different methods.

Drawing polyline: creates a polyline.
Polyline by vertexes grid: creates a polyline and allows to enter vertexes in a grid.
From boundary: creates a polyline from an enclosed area.
Drawing polyline from others: creates a drawing polyline from other types of polylines.
Surveying polyline from others: creates a surveying polyline from other types of polylines.
Quick section: creates a polyline by cutting an horizontal or vertical plane to a selected surface, point cloud or mesh.
From mesh edges: creates a polyline on edges of a selected mesh.