Principles of modern geometry, with numerious applications to plane and spherical figures; and an appendix, containing questions for exercise. Intended chiefly for the use of junior students (1862)
Mulcahy, John, 1810?-1853 · Dublin Hodges, Smith · leaf 20
:: AB : AC : CA) BC/ … BC; And so on as before. Conversely, if a point be taken on each side of a triangle(or the side produced), so that the segments thus formed shallsatisfy the relation above referred to, those three points will bein one right line, provided that an odd number of the pointsshall lie on the productions…
Geometry -- Problems, exercises, etc · Geometry
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
