About: http://webisa.webdatacommons.org/212548460

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	Prove that if the diagonals of a quadrilateral bisect each other the figure is a parallelogram. 2.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com