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International Journal of Mathematical Education in Science and Technology Volume 40, 2009 - Issue 6
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Classroom Notes

Quadrilaterals and tetrahedra

Maria Flavia Mammana Department of Mathematics and Computer Science, University of Catania, Viale A. Doria 6, Catania 95100, ItalyCorrespondence[email protected]
,
Biagio Micale Department of Mathematics and Computer Science, University of Catania, Viale A. Doria 6, Catania 95100, Italy
&
Mario Pennisi Department of Mathematics and Computer Science, University of Catania, Viale A. Doria 6, Catania 95100, Italy
Pages 817-828 | Received 01 Oct 2008, Published online: 04 Aug 2009

References

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  • Mammana , MF and Pennisi , M . 2007 . Analyse de situations-problèmes concernant des quadrilaterès: intuitions, conjectures, déductions . Mathématique et Pédagogie , 161 : 21 – 34 .
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  • Mammana , MF , Micale , B and Pennisi , M . 2008 . On the centroids of polygons and polyhedra . Forum Geom. , 8 : 121 – 130 .
  • Altshiller-Court , N . 1964 . Modern Pure Solid Geometry , New York : Chelsea Publishing Company .
  • Mammana , MF and Micale , B . 2008 . Quadrilaterals of triangle centers . Math. Gaz. , 92 : 466 – 475 .
  • Bradley , CJ . 2004 . Cyclic quadrilaterals . Math. Gaz. , 88 : 417 – 431 .
  • De Villiers , M . 1999 . Generalizations involving maltitudes . Int. J. Math. Educ. Sci. Technol. , 30 : 541 – 548 .
  • Honsberger , R . 1995 . Episodes in Nineteenth and Twentieth Century Euclidean geometry , Washington, DC : Mathematics Association of America .
  • Micale , B and Pennisi , M . 2005 . On the altitudes of quadrilaterals . Int. J. Math. Educ. Sci. Technol. , 36, : 15 – 24 .

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