Irregular Concave Hexagon Small 247×320 Medium 495×640 Large 792×1024 Download TIFF Original 2319×3000 | (96.0 KB) Download EPS Vector 327.6 KB Description Illustration of an irregular hexagon. This is also an example of a concave polygon with symmetry. Keywords 6 sides, concave, geometric shape, hexagon, Irregular, polygon, six sided, symmetry Galleries Hexagons Source: Florida Center for Instructional Technology Clipart (Tampa: University of South Florida, 2007)