Elementary plane geometry : inductive and deductive / by Alfred Baker (1903)
Baker, Alfred, 1848-1942 · Toronto : Gage · leaf 13
an those in the text. The chapters on similar triangles may be taken up, if thoughtdesirable, as soon as the pupil has obtained an acquaintance withparallel lines, and knows that the opposite sides and angles ofparallelograms are equal. Prominence may then be given toExercise 17, Chapter xxi.,… … The size of the angle does not depend on the lengthsof the bounding lines AB and AC, but on the amountof divergence of these lines from one another. Thusthe angle P is greater than the angle Q, and the angleR is less than the angle Q.
Geometry, Plane
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