Correction for the size of Sydney
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How big is 897.60 square millimeters?
It's about 0.00000000000008 times as big as Sydney
The size of Sydney is about 12,367,700,000,000,000.00000000000000000000000 square millimeters.
(a.k.a. Cadi) (Greater Sydney region) (Australia)
The region of Greater Sydney, the largest city of Oceania, measures 12,367,700,000,000,000.00000000000000000000000 square millimeters. The Royal National Park, in Sutherland Shire, located in the southern part of the city, is the second oldest national park in the world and covers 132,000,000,000,000.000000000000000000 square millimeters.