About: http://webisa.webdatacommons.org/225125903

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	They practice dragging the vertices to form certain types of triangles, and then they con???rm the Pyth...
http://www.w3.org/ns/prov#wasQuotedFrom	mathforum.org