Symbol 6225 from IEC 60417 - Title/Meaning: Area, polygonal Function/description: To identify the control to specify the polygonal area by multiple points.
Additional information: 
See also the symbols IEC 60417-5646 and IEC 60417-6224.
Own work using: iso.org/obp/graphics/grs/1affe6f9-b0af-4496-98b6-838fef28eee0 200.png
Vectorization:  Mrmw