https://nova.newcastle.edu.au/vital/access/ /manager/Index en-au 5 Heron quadrilaterals with sides in arithmetic or geometric progression https://nova.newcastle.edu.au/vital/access/ /manager/Repository/uon:6511 Wed 11 Apr 2018 13:10:12 AEST ]]> On triangles with rational altitudes, angle bisectors or medians https://nova.newcastle.edu.au/vital/access/ /manager/Repository/uon:38523 Wed 07 Feb 2024 14:32:53 AEDT ]]> Cyclic polygons with rational sides and area https://nova.newcastle.edu.au/vital/access/ /manager/Repository/uon:4922 Sat 24 Mar 2018 07:21:12 AEDT ]]>