These cases ended 'separate but equal' in graduate and professional education. In Brown v. Board of Education, 347 U.S. 483 (1954), attorneys for the NAACP referred to the phrase equal but separate used in Plessy v. Ferguson as a custom de jure racial segregation enacted into law.
âºâº Definition: Acre. An acre is a measure of land area in Imperial units or U.S. customary units. It is equal to 43 560 square feet, 4840 square yards, or 160 square rods. The precise meaning of this depends on the exact definition adopted for a foot: the international acre is 4 046.856 422 4 m (for the UK, see).
1 Square Foot = 0.0000229568411 Acre. Square foot is an imperial, US customary unit. It is used mostly in real estate, architecture and interior space plans. The abbreviations are sq ft and ft 2 . Acre is used in different systems as a unit of area. The international and survey acres are the mostly used ones but the difference between them is very small which is 0.016 sq. meters. Itâs mostly used to measure the land. It is about 40% of hectare. The abbreviation is ac.