The Elements of Euclid : viz. the first six books, together with the eleventh and twelfth : the errors, by which Theon, or others, have long ago vitiated these books, are corrected, and some of Euclid's demonstrations are restored : also, the book of Euclid's Data, in like manner corrected (1806)
Euclid, Simson, Robert, 1687-1768, Euclid. Elements. Book 11-12. English. 1806, Euclid. Data. English. 1806, Simson, Robert, 1687-1768. Notes, critical and geometrical. 1806, Simson, Robert, 1687-1768. Elements of plane and spherical trigonometry. 1806 · Philadelphia : Published by Mathew Cary, and sold by J. Conrad & Co., S.F. Bradford, Birch & Small, and Samuel Etheridge, printed by T. & G. Palmer ... · leaf 22
e two sides of the one shall be equal to the anglecontained by the two sides equal to them, of the other. liCt ABC, DEF be tAvw triangles, having the two sides AB,AC equal to the two sides DE, DF, each to each, viz. AB to1)E, and AC to A D G DF ; and also thebase BC equal tothe base EF. Theangle… … OF EUCLID. 21 BC is equal to EF; therefore BC coinciding with EF, BA and Book I.AC shall coincide with ED and DF; for, if the base BC coin- y-m-ymmJcides with the base EF, but the sides BA, CA do not coincidewith the sides ED, FD, but have a diiferent situation, as EG,FG; then, upon the same base…
Euclid's Elements · Mathematics, Greek · Geometry
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