PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The right angle is the largest angle in a right angled triangle. this has to be so as the sum of the internal angles of a triangle is 180 degrees, thus if a right angled triangle had another angle 90 degrees or higher then it couldn???t be a triangle.
http://www.w3.org/ns/prov#wasQuotedFrom
  • askamathematician.com