Units Currencies
Constants
Units Home
Unit Conversion
List Units
List Categories
Currencies
Convert Units
SI System
Base Units
Derived Units
Prefixes
Numbers
Constants
Base-N
Fractions
Time / Decimal
Resources
Bibliography
Laser Focus World

Semiconductors, medical equipment, lasers, optics and aviation and aerospace.

Wind Systems

Towers, turbines, gearboxes; processes for shaping and finishing component parts.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Salary Expectation

8 things to know about the interview question "What's your salary expectation"?

more free magazines

Materials

Design

Processes

Units

Formulas

Math
 
square perch
Symbol:  rd2 
Category:  Area 
SI Equivalent:  25.293 m2
Dimension:  L2 
System:  UK, US 
 
Notes
1 square perch = 272.25 ft2
Convert     rd2  
1 rd2 =
Area
  Symbol Unit Name
6.25004×10-3  ac, acre  acre 
0.25293  a  are 
2.5293×1029  b  barn 
64.6534  bbl (US, liq.)/ft  barrel (US, liq.) per foot 
5.38779  bbl (US, liq.)/in  barrel (US, liq.) per inch 
48.4901  bbl (US, petrol)/ft  barrel (US, petrol) per foot 
4.04084  bbl (US, petrol)/in  barrel (US, petrol) per inch 
25.293    centare 
4.99164×104  cin  circular inch 
4.99164×1010  cmil  circular mil 
2.5293×10-3  ha  hectare 
3.06792×10-3    morgen (Dutch) 
9.98839×10-3    morgen (Prussian) 
2.95296×10-3    morgen (South Africa) 
3.90627×10-5    quarter section 
2.50001×10-2    rood (UK) 
9.76568×10-6  sq.mi, mi2 (stat.)  section (square statute mile) 
2.5293×1053    shed 
2.5293×105  cm2  square centimeter 
2.72252×10-2  sq. ch. (engineer's)  square chain (engineer's) 
6.25004×10-2  sq. ch. (Gunter's)  square chain (Gunter's) 
0.25293  dam2  square decameter 
2529.3  dm2  square decimeter 
2.5293×10-35  Em2  square exameter 
2.5293×1031  fm2  square femtometer 
2.5293×1031  f2  square fermi 
272.252  ft2  square foot 
2.5293×10-17  Gm2  square gigameter 
2.5293×10-3  hm2  square hectometer 
3.92042×104  in2, sq. in  square inch 
2.5293×10-5  km2  square kilometer 
2.5293×10-11  Mm2  square megameter 
25.293  m2  square meter 
2.5293×1013  µm2  square micrometer 
3.92042×1010  mil2  square mil (thou) 
4.59205×10-7  sq. mi. (geogr.)  square mile (geographical) 
7.37426×10-6  sq. mi. (int. naut.)  square mile (int. naut.) 
9.76565×10-6  sq. mi. (int.)  square mile (int.) 
2.5293×107  mm2  square millimeter 
2.5293×1019  nm2  square nanometer 
2.5293×10-29  Pm2  square petameter 
2.5293×1025  pm2  square picometer 
1  rd2  square pole 
1  rd2  square rod 
2.5293×10-23  Tm2  square terameter 
30.2502  yd2, sq. yd  square yard 
2.5293×1049  ym2  square yoctometer 
7.43294×10-38  Ym2  square yottameter 
2.52797×1043  zm2  square zeptometer 
7.43294×10-38  Zm2  square zettameter 
2.71269×10-7    township (US) 
1.40626×10-2    vergee (Jersey) 
1.64063×10-2    vergees (Guernsey) 
Fuel Consumption
  Symbol Unit Name
1.07532×107  gal/mile  gallon per mile 
2.5293×109  l/100 km  liter per 100 kilometers 
2.5293×107  l/km  liter per kilometer 
Hydrodynamic permeability
  Symbol Unit Name
2.56281×1013    darcy 
Glossary