1887

n Learning and Teaching Mathematics - LTM Cover Problem, June 2008

Volume 2009, Issue 7
  • ISSN : 1990-6811

Abstract

The June 2008 issue of depicted the following lovely, geometric result, though with no proof given anywhere in the journal : "A cyclic quadrilateral defines four arcs. The lines joining the midpoints of opposite arcs are perpendicular."

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/content/amesal/2009/7/EJC20793
2009-01-01
2019-08-18

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