Legendre, A. M. (Adrien Marie), 1752-1833, Brewster, David, Sir, 1781-1868, Davies, Charles, 1798-1876 · New York, Wiley & Long · leaf 116
e of the arcs formedby the last bisection, until anarc is found whose chord AB isless than Q. As this arc willbe an exact part of the circum-ference, if we apply chords AB,BC, CD, &c. each equal to ABand there will bethe circle. Next, describe about the circle a similar polygon abcde… … the last will terminate at A,formed a regular polygon ABCDE &c in BOOK V. 117 shown in Prop. VI. Draw also OK to the point of contactK : it will bisect AB in 1, and be perpendicular to it (Book ill.Prop. VI. Sell.). Produce AO to K, and draw BE. Let P represent the circumscribed j)olygon, and…
Trigonometry · Geometry
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