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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 96

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 96
he side of the hexagon isequal to the straight line from the centre, that is, to the semidia-meter of the circle. And if through the points A, B, C, D, E, F there be draAvnstraight lines touching the circle, an equilateral and equiangularhexagon shall be described about it, which may be… … 94 THE ELEMENTS OF EUCLID. ROOK IV PROP. XVI. PROB. To inscribe an equilateral and equiangular quindeca-gon in a given circle.* Let ABCD be the given circle; it is required to inscribe anequilateral and equiangular quindecagon in the circle ABCD. Let AC be the side of an equilateral triangle…

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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