Definition:Imperial/Area/Square Foot
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Definition
The square foot is an imperial unit of area.
One square foot is equal to a square of side $1$ foot in length.
\(\ds \) | \(\) | \(\ds 1\) | square foot | |||||||||||
\(\ds \) | \(=\) | \(\ds 144\) | \(\ds = 12^2\) | square inches |
Sources
- 1944: Alfred E. Holbrow: Geometrical Drawing (12th ed.) ... (previous) ... (next): Section $\text I$. Introduction