Elements of geometry for the use of schools (1854)
Ireland. Board of National Education · Dublin : A. Thom · leaf 86
76 ELEMENTS OE GEOMETRY. XVII. Let us propose to ourselves to make a square,equal to the two unequal squares ADCe/,CFE/; or, what is the same, to change thefigure A D F E f d into a square. … Following the spirit of the preceding method,we should inquire whether it be possible tofind on the line D F, some point H, such, that 1. Drawing the lines A H, H E, and con-ceiving the triangles A D H, E F H, to turnround the points A and E, till they have thepositions Adh, E//(; these two…
Geometry
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