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Geometrical Note

Published online by Cambridge University Press:  20 January 2009

R. Tucker
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If in a triangle ABC, points are taken on the sides such that

then the radical axis of the circles PQR, P′Q′R′ passes through the centroid and “S.” points of ABC; and if QR, Q′R′ cut in 1, RP, R′P′ in 2, PQ, P′Q′ in 3, then the equation to the circle 123 is

Type
Research Article
Information
Proceedings of the Edinburgh Mathematical Society , Volume 11 , February 1892 , pp. 57 - 60
Copyright
Copyright © Edinburgh Mathematical Society 1892

References

* (20)Rev. W. A. Whitworth in Mathematical Questions from the Educational Times, X. 51 (1868).