Individual: Quadrilateral

http://www.inter2geo.eu/2008/ontology/GeoSkills#Quadrilateral

Usage

Know_properties_of_quadrilaterals hasTopic Quadrilateral
Know_quadrilateral hasTopic Quadrilateral
Use_properties_of_quadrilaterals hasTopic Quadrilateral
Kite subClassOf Quadrilateral
Parallelogram subClassOf Quadrilateral
Quadrilateral subClassOf Polygon
Rectangle subClassOf Quadrilateral
Rhombus subClassOf Quadrilateral
Trapezoid subClassOf Quadrilateral
Quadrilateral_r type Quadrilateral