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 57
-2Ci)3. Where-f«re, if a straight line, &<». Q» E. D. … OF GEOMETRY. BOOK 1,1 37 PROP. XI, PROB. To divide a given straight line into two parts, so thatthe rectangle contained by the whole, and one of the parts,jnay be equal to the square of the other part. Let AB be the given straight line; it is required to divide it intotwo parts, 80 that the…
Euclid's Elements · Geometry · Trigonometry
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