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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 (1834)

Euclid, Euclid, Simson, Robert, 1687-1768 · Philadelphia : Desilver & Thomas · leaf 191

An illustration from 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, 1834, leaf 191
*^ See Note. BOOK XI. THE ELKMENTS OF EUCLID. 189 Cor. From this it is manifest that prisms upon triangular bases,of the same altitude, are to one another as their bases. Let the prisms, the bases of which are the triangles AEM, CFG,and NBO, PDQ the triangles opposite to them, have the same…

Mathematics, Greek · Geometry · Trigonometry

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