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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 374

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 374
right angle, thatis, by the hypothesis, to the angles KDL,GCB; the angle GCB, or GCH, is equalto the angle (LKD, that is to the angle)LKF or GHK: therefore the points C, K,H, G are in the circumference of a circle;and the angle GCK is therefore equal to A C H B the angle GHF; and the angle GMC is… … K D

Mathematics, Greek · Geometry · Trigonometry

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More pictures 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

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