(subclass TwoDimensionalAngle OpenTwoDimensionalFigure) | Merge.kif 16630-16630 | Two dimensional angle is a subclass of open two dimensional figure |
(subclass ObliqueAngle TwoDimensionalAngle) | Mid-level-ontology.kif 5159-5159 | Oblique angle is a subclass of two dimensional angle |
(subclass RightAngle TwoDimensionalAngle) | Mid-level-ontology.kif 5170-5170 | Right angle is a subclass of two dimensional angle |
(subclass AcuteAngle TwoDimensionalAngle) | Mid-level-ontology.kif 5178-5178 | Acute angle is a subclass of two dimensional angle |
![]() |