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 24
o one another, and likewise thosewhich are terminated in the other extremity equal to one another.Q. E. D. PROP. VIII. THEOR. If two triangles have two sides of the one equal to twosides of the other, each to each, and have likewise theifbases equal; the angle which is contained by the two sidesof… … OF GEOMETRYD BOOK I. 23
Euclid's Elements · Geometry · Trigonometry
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