USA - 9,826,675 sq km
The US is about 9.827 million km²
The US comprises a land and water area of about 9,826,675 square km.
9,161,923 sq km
The 50 states of the US measure a total of 3,794,066 square miles, or 9,826,630 km²
There are 2.6 square km in a square mile.
Answer: 1 km² = 0.386102 mi²
9,857,306km2
0.81 square miles in 2.1 square km.
it is 1000 km
Answer: 356840 km² = 137,776.694 mi²
About 6,241,871.32 square km and falling.
Answer: 4000 mi² = 10,359.952 km²