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90.81 Hyperbolas derived from a triangle and the perpendiculars from a point

Published online by Cambridge University Press:  01 August 2016

Fukuzo Suzuki*
Affiliation:
Gunma National College of Technology, 580 Toriba-machi, Maebashi, Gunma 371–8530, Japansuzuki@nat.gunma-ct.ac.jp

Abstract

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Type
Notes
Copyright
Copyright © The Mathematical Association 2006

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References

1. Hoehn, L., Extriangle and excevians, Math. Mag. 74 (2001) pp. 384388.Google Scholar
2. Iwata, S., Great dictionary of geometry, Maki Shoten 1(1983, p. 287), 6 (1986, p. 112), (Japanese).Google Scholar
3. Rigby, J.F., A concentrated dose of old-fashioned geometry, Math. Gaz. 62 (December 1973) pp. 296298.Google Scholar
4. Leversha, G. and Woodruff, P., From triangle to hyperbola, Math. Gaz. 86 (July 2002) pp. 311316.Google Scholar