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 46
ike- d 38. 1. wise equal ^ to the triangle AEC,since they are upon equal basesBE, EC, and between the sameparallels BC, AG : therefore thetriangle ABC is double of thetriangle AEC: and the paral- e4l. 1. lelogram FECG is likewise double e of the triangle AEC, be-cause it is upon the same base, and…
Euclid's Elements · Mathematics, Greek · Geometry
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