The CIA factbook lists Australia at 7,617,930 sq km of land [1] Converting to acres: 7,617,930 sq km = 1.8824315 × 10^9 acres [2] 1.88 billion acres of land [1] https://www.cia.gov/library/publications/the-world-factbook/geos/as.html#Geo [2] http://www.google.com/search?&q=7,617,930+sq+km+in+acres
The land are of the earth is about 148,940,000 km² , or about 57,491,000 mi2 or about 36,794,240,000 acres. Wikipedia has more information, and a link is provided. Whatever .
Answer: 2 km² = 494.210 acres
Seven (7) square km equates to about 1,730(1,729.73767) acres.
Answer: 50 acres = 0.202342 km²
20 acres = 0.08093713 km2
150 acres is 0.607028 km2
The total area of California is 158,706 sq mi (411,048 sq km), of which land takes up 156,299 sq mi (404,814 sq km) and inland water 2,407 sq mi (6,234 sq km).
About 30% of all land is cultivated. About 10% land is still available for cultivation. 60% land is unusable consisting of deserts, mountains etc. Total area of Pakistan is 996096 Sq Km. Regards Muhammad Aamir Razzaq
Answer: 1 km² = 247.105 acres
Answer: 12,500 acres = 50.5857 km²
580 acres (2.3 km 2)