Text-book of Euclid's elements for the use of schools : books I - VI and XI (1900)
Hall, H. S. (Henry Sinclair), 1848-1934, Stevens, F. H. (Frederick Haller), 1853-1933 · MacMillan : London · leaf 309
angle of thegiven regular pentagon; .-. the l FCD = the L FDC, IV. Def. 2. .. FC=FD. I. 6. Similarly it may be shewn that FA, FB, FC, FD, FE areall equal. With centre F, and radius FA, describe a circle :this circle must pass through the points A, B, C, D, E,and therefore is circumscribed about the… … Let ABDF be the given circle.It is required to inscribe a regular hexagon in the 0 ABDF.Construction. Find G the centre of the O ABDF; III. 1. and draw a diameter AGD.With centre D, and radius DG, describe the 0 EGCH.Join CG, EG, and produce them to cut the Oce of thegiven circle at F and B. Join…
Geometry · Mathematics
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