1. Divide the number of square feet by 9 to calculate the equivalent in square yards. For example, if you have 90 square feet, divide 90 by 9 to get 10 square yards. 2. Divide the
http://www.ehow.com/how_7891906_calculatesquarey...

it is a yard by a yard or. length X width.
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Knowing how to calculate square footage will come in handy when it comes time to estimate materials for that next doityourself job. You'll save time, money and extra trips to the
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1. Find the formula for the stress in the given situation. Examples include s = WL / 4Z, for the stress at the center of constant crosssection, as in the center of a square beam
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