The elements of Euclid for the use of schools and colleges; comprising the first six books and portions of the eleventh and twelfth books; (1903)
Euclid, Todhunter, I. (Isaac), 1820-1884, ed. edt, Simson, Robert, 1687-1768, ed. edt · London; New York, Macmillan · leaf 212
each equal to FC or FD; therefore FA, FB, FC, FD, FE are all equal, and the circledescribed, with centre F and radius equal to any one of them,will pass through the extremities of the other four, and willbe described about the pentagon ABCDE. Wherefore a circle has been described about the given… … Construction. Find the centre Gr of the circle, [ILL 1. and draw the diameter AGD ; with centre D and radius DGr describe the circle EGrCH^join EGr^ CGr, and produce them to meet the circumference ofthe circle ABCDEF in B and F;join AB, BC, CD, DE, EF, FA.Then ABCDEF is the hexagon required. Proof.…
Euclid's Elements · Geometry · Mathematics, Greek
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