Tag Archives: polygon

Section Properties from Coordinates

Posted on 09/03/2008 by dougaj4

The area of irregular closed polygons defined by coordinates may be conveniently calculated by summing the areas of adjacent trapeziums, as shown below. The area of each trapezium is calculated from the X axis. Note that with the apex coordinates … Continue reading →

Posted in Maths, Newton | Tagged Area, coordinates, first moment of area, polygon, second moment of area | 2 Comments

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Tag Archives: polygon

Section Properties from Coordinates

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