1) Pin together one of the outer fabric pieces and one of the waterproof pieces, wrong sides together. If you're not sure about the waterproof fabric, the right side is shiny and slippery and the wrong side is very slightly tacky. Do the same with the remaining two pieces.
âºâº Definition: Square foot. A square foot is by definition the area enclosed by a square with sides each 1 foot long. One square foot is equal to 0.09290304 square metres for the international, English foot. A square metre (US spelling: square meter) is by definition the area enclosed by a square with sides each 1 metre long.
The square meter, also called the meter squared, is the Standard International (SI) unit of area. The symbol for square meter is m2. Less formally, square meter is sometimes abbreviated sq m. When calculating area, it is important to realize that area is proportional to the square of the linear dimension.