======Метод CadLibrary.PolygonArea(IEnumerable<Vector2D>)======
  * **Пространство имен:** [[developers:references:topomatic.cad.foundation|Topomatic.Cad.Foundation]]
  * **Сборка:** Topomatic.Cad.Foundation (в Topomatic.Cad.Foundation.dll)
=====Синтаксис=====
<code csharp>public static double PolygonArea(IEnumerable<Vector2D> polygon)</code>
**Параметры**
  * //polygon//
    * Тип: System.Collections.Generic.IEnumerable<[[developers:references:topomatic.cad.foundation.vector2d|Topomatic.Cad.Foundation.Vector2D]]>

**Возвращаемое значение**
  * Тип: System.Double