About: http://webisa.webdatacommons.org/80847592

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	How find the maximum possible length of OC, where ABCD is a square, and AD is the chord of the circle?
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com