about 4,046.86 square meters sqR=208.710’ 208.71’=20.87x10 208’=26.08x8’ In 1958, the United States and countries of the Commonwealth of Nations defined the length of the international yard to be 0.9144 metres . [2] Consequently, the international acre is exactly 4,046.8564224 square metres . Since the difference between the U.S. and International acre