. _:vb50934821 . _:vb50934821 . _:vb50934821 "2"^^ . "polygonal chain, polygonal curve, polygonal path, piecewise linear curve" . "SIO_000545" . "polyline"@en . "A polyline is a connected sequence of line segments."@en . . _:vb50934821 . _:vb50934821 . . _:vb50934821 ":arcc045b264" . . _:vb50934821 .