Ár (znak a) je enota mere za površino v sistemu SI: 1 ar = 1 kvadratni dekameter = 100 m2.
Bolj znana je njena izpeljana enota hektar, 1 hektar = 100 arov = 10.000 kvadratnih metrov. Glej tudi 1 E2 m² za primerjavo z drugimi površinami.
This article uses material from the Wikipedia Slovenščina article Ar (enota), which is released under the Creative Commons Attribution-ShareAlike 3.0 license ("CC BY-SA 3.0"); additional terms may apply (view authors). Vsebina je na voljo pod licenco CC BY-SA 4.0, razen če je navedeno drugače. Images, videos and audio are available under their respective licenses.
®Wikipedia is a registered trademark of the Wiki Foundation, Inc. Wiki Slovenščina (DUHOCTRUNGQUOC.VN) is an independent company and has no affiliation with Wiki Foundation.