Шаблон:Convert/list of units/area

Area
system	unit	code (alternative)	abbreviation	notes	sample default conversion	combinations
SI	km2	km2	km2	US spelling: square kilometer	10 km2 (3,9 sq mi)	km2 sqmi
	hm2	hm2	hm2	US spelling: square hectometer	10 hm2 (25 acres)
	dam2	dam2	dam2	US spelling: square dekameter	10 dam2 (11.000 sq ft)
	m2	m2	m2	US spelling: square meter	10 m2 (110 sq ft)	m2 sqft
	dm2	dm2	dm2	US spelling: square decimeter	10 dm2 (160 sq in)
	cm2	cm2	cm2	US spelling: square centimeter	10 cm2 (1,6 sq in)	cm2 sqin
	mm2	mm2	mm2	US spelling: square millimeter	10 mm2 (0,016 sq in)	mm2 sqin
non-SI metric	ha	ha	ha	equivalent to one square hectometre	10 ha (25 acres)
Imperial & US customary	sq mi	sqmi	sq mi		10 sq mi (26 km2)	sqmi km2
	acre	acre	(none)		10 acres (4,0 ha)
	sq yd	sqyd	sq yd		10 sq yd (8,4 m2)
	sq ft	sqft (ft2, sqfoot, foot2)	sq ft	long code "sqfoot (foot2)" outputs square foot (and never feet)	10 sq ft (0,93 m2)	sqft m2
	sq in	sqin	sq in		10 sq in (65 cm2)	sqin cm2 sqin mm2
Maritime units	sq nmi	sqnmi (nmi2)	sq nmi		10 sq nmi (34 km2; 13 sq mi)
Middle Eastern	dunam	dunam (metric dunam)	(none)	The spellings dunum, donum and dönüm are also acceptable variants. Just replace dunam with the desired spelling in the code. The spelling dönüm also results from using donum diaeresis or donum dots.	10 dunams (0,010 km2; 0,0039 sq mi)
		Cypriot dunam	Cypriot dunam		10 Cypriot dunam
		Iraqi dunam	Iraqi dunam		10 Iraqi dunam
		old dunam	old dunam		10 old dunam
Japanese	tsubo	tsubo	(none)		10 tsubo (33 m2)
Korean	pyeong	pyeong	(none)		10 pyeong (33 m2)
Spanish	cuerda	cda	cda	Spanish acre	1 cda (0,39 ha; 0,97 acres)