Square feet are used any time you want to represent the area of a space. It is most commonly used in measuring the living space of homes, but is also commonly used in landscaping and commercial real estate.

We might want to know how big a 100 m² (sqm) expressed in sq ft is. In other words, we would want to convert from sq m to sq ft and find out the square footage of that house, which is:

• 100 sqm × 10.764 sq ft/sqm = 1076.391 sq ft.

No, feet are a one-dimensional unit of length, while square feet are a two-dimensional unit of area.