POLYGONS
• cyclic polygon • decagon • dodecagon • golygon • heptagon • hexagon • interior angle • kite • limping triangle • lozenge • medial triangle • monochromatic triangle • n-gon • nonagon • oblong • octagon • orthic triangle • parallelogram • pedal triangle • Pick's theorem • polygon • Pythagoras's lute • Pythagorean triangle • Pythagorean triplet • quadrangle • quadrilateral • rectangle • regular polygon • rhombus • scalene triangle • square • Star of David • Star of Lakshmi • swastika • trapezium • trapezoid • triangle • vertex figure Related supercategory• MATHEMATICSAlso on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History |