Advanced geometry for high schools : synthetic and analytical (1919)
McDougall, A. H. (Alexander Hiram), 1859-1946 · Toronto : Copp, Clark · leaf 53
Prove AD, BE, CF concurrent. (34.; When two similar polygons are so situated thattheir corresponding sides are parallel but drawn inopposite directions from the corresponding vertices,they are said to be oppositely situated. In Fig. 39, the similar As ABC, DEF are oppositelysituated. 40 SYNTHETIC…
Geometry · Geometry, Analytic
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