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**10 km2 = 3.86 square miles. **A square of this area has a size of 3.16 km. **A cube of this area has a size of 1.29 km. **A circle of this area has a radius of 1.78 km. **A sphere of this area has a radius of 892 m.
To help compare sizes of different geographic regions, we list here areas between 10 km2 and 100 km2.