From:	To:
square meter [m^2]square kilometer [km^2]square hectometer [hm^2]hectare [ha]are [a]square foot [ft^2]square foot (US survey)acre [ac]acre (US survey) [ac]	square meter [m^2]square kilometer [km^2]square hectometer [hm^2]hectare [ha]are [a]square foot [ft^2]square foot (US survey)acre [ac]acre (US survey) [ac]
Result:
area conversion factors provided by unitconversion.org