Simple Knowledge base Browser - TwoDimensionalAngle

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Sigma KEE - TwoDimensionalAngle

KB Term:

二維角度

Any two OneDimensionalFigures (i.e. straight lines) meeting at a single GeometricPoint.

Relationships
Parents	開放二維圖	The class of TwoDimensionalFigures that are not ClosedTwoDimensionalFigures.
Children	銳角	Any TwoDimensionalAngle that has an angularMeasure that is less than 90 AngularDegrees.
	斜角	Any TwoDimensionalAngle that has an angularMeasure that is greater than 90 AngularDegrees.
	直角	Any TwoDimensionalAngle that has the angularMeasure of 90 AngularDegrees.