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 260
o EC, the parallelogram EBEG is double ^ ofthe triangle GEC: but when there are two prisms of the same alti-tude, of which one has a parallelogram for its base, and the othera triangle that is half of the parallelogram, these prisms are equala 40. 11. * to one another; theiefore the prism having… … OF EUCLID. 559 tude, because they are between the parallel l planes ABC, HKL: B. Xlt.and it is manifest that each of these prisms is greater than either ^-r-i«iof the pyramids of which the triangles AEG, HKL are the b 15.11.bases, and the vertices the points H, D; because, if EF be join-ed, the…
Euclid's Elements · Mathematics, Greek · Geometry
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