Hart, C. A. (Clara Avis), b. 1863, Feldman, Daniel D., b. 1872 · New York, American Book Co · leaf 187
18. Def. If the sides of one polygon, taken in order asantecedents, form a series of equal ratios with, the sides ofanother polygon, taken in order as consequents, the polygonsare said to have their sides proportional. Thus, in the accom-panying figure, if a : I = b : m = c : n = d : o = e : 2^,…
Geometry, Plane · Geometry, Solid
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