Enter a value in one of the fields.

Use is made of the **surveyors** units of measurement
that define a *foot* as 1200 / 3937 *meters*.
One *survey square foot* is 144 / 39.37 ^ 2 *meters*.
Within an accuracy of (at least) 4
*digits* the **square**
*surveyor* units of measurement
are the same as the *international* measurement units
where a *square foot* is (12 * .0254) ^ 2 *meters*.

Other measures:
A *square rod* (*square pole* or
*square perch*) is 272.25 *square feet*.

A *square chain* is
a tenth of an *acre*
(4356 *square feet*).

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See also: Calculators, Home. |
Written by: Frans B. Simon van Leeuwen. |