⚀ennea·hexqua·areanel
≈ quadqua·Surf
= Ɛ31,830z=2,802,276d inch2= Ɛ318.3z=19,460.25d foot2≈ 0.4467458677686d acre= 1807.91638416d meter2= 18.0791638416d are= 0.180791638416d hectare