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are
Symbol:  a 
Category:  Area 
SI Equivalent:  100 m2
Dimension L2 
System:  French 
 
Notes
French metric area unit introduced after the French Revolution. It is often used in surveyor's measurements and is still used in agriculture.
Convert     a  
57 conversions, showing those commonly used | Show all
1 a =
Area
  Symbol Unit Name
2.47105×10-2  ac, acre  acre 
10×1029  b  barn 
1×10-2  ha  hectare 
1×106  cm2  square centimeter 
1076.39  ft2  square foot 
1×10-2  hm2  square hectometer 
1.55×105  in2, sq. in  square inch 
1×10-4  km2  square kilometer 
100  m2  square meter 
1×1014  ┬Ám2  square micrometer 
1.55×1011  mil2  square mil (thou) 
3.86101×10-5  sq. mi. (int.)  square mile (int.) 
1×108  mm2  square millimeter 
119.599  yd2, sq. yd  square yard 
more...
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