exercise find the bisectors of theexterior angles at (1, 2), (4, 3). Prove that they intersect on the bisector of tlie interior angle at(3, 6). 70 Analytical Geometry. IV. Oblique Axes. 29. lu certain cases it is convenient to employoblique axes, and though the detailed consideration ofsuch is… … The diagram being analogous to that of § 14,where the axes are rectangular, by similar trianglesTXA, BOA, y _(t-xb a = 1--;a or - + ^ = 1,a 0 which is the equation required, the form being thesame as when the axes are rectangular. The Straight Line. 71 (2). To find the equation of a straight line…
Geometry, Analytic
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