Elements of geometry : containing the first six books of Euclid, with a supplement on the quadrature of the circle, and the geometry of solids : to which are added, Elements of plane and spherical geometry (1826)
Playfair, John, 1748-1819, Euclid · Philadelphia : Marot & Walter · leaf 142
to which it must beequal. It is required to describe a rectilineal figure similar to ABC,and equal to D. Upon the straightlineBC describe (cor.45.1.)theparallelogramBEequal to the figure ABC; also upon CE describe (cor.43.1.) the paralle-logram CM equal to D, and having the angle FCE equal to the…
Euclid's Elements · Geometry · Trigonometry
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