55 Square Kilometer = 21.235521 Square Mile
55 km² = 21.235521 mi²
Conversion Formula
1 km² = 0.38610039 mi²
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Flow rate
50 Cubic meter per hour
29.42894 Cubic Foot per Minute
m³/h → cfm
Luminosity
2 Lambert
6,366.20 Candela per square meter
L → cd/m²
Electric conductance
31 Absiemens
3.100e+10 Siemens
abS → S
Acceleration
78 Centimeter per second squared
0.78 Meter per Second Squared
cm/s² → m/s²
Photography
5 Millimeter focal
0.19685039 Inch focal
mm → in
Sound
96 Decibel
9.6 Bel
dB → B