Smith, David Eugene, 1860-1944 · Boston, New York [etc.] Ginn and Company · leaf 204
If three or more parallels intercept equalsegments on one transversal, they intercept equal segmentson every transversal. These two propositions are not given in Euclid,although generally required by American syllabi of thepresent time. The last one is particularly useful in sub-sequent work.… … If it is desired todivide a line AB intofive equal parts, wemay take a piece ofruled tracing paperand lay it over thegiven line so that line0 passes through A,and line 5 through B. We may then prick through the paperand thus determine the points on AB. Similarly, we may divideAB into any other…
Geometry
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