TreeView Knowledge Base Browser - ClosedTwoDimensionalFigure

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Sigma KEE - ClosedTwoDimensionalFigure

closed two dimensional figure

Any TwoDimensionalFigure which has a well defined interior and exterior.

Relationships
Parents	two dimensional figure	The class of GeometricFigures that have position and an extension along two dimensions, viz. plane figures like circles and polygons.
Children	circle sector	A slice of a Circle, i.e. any ClosedTwoDimensionalFigure which consists of two Radii and the arc of the Circle that they bound.
	oval	The class of ClosedTwoDimensionalFigures that are produced by the intersection of a Cone with a ClosedTwoDimensionalFigure.
	polygon	A ClosedTwoDimensionalFigure that is composed exclusively of straight lines, i.e. OneDimensionalFigures.