 | Richard Bradley - 1739 - 698 pages
...the Figure defired. So likewife a Pentagon may be perfectly reprefented, by finding the fifth Part ot a Circle, and placing the Glaffes upon the Outlines...fame Rule will give us any Figure of equal Sides. I cafily fuppofe that a curious Perfon, by a little Practice with thefe Glaffes, may make many Improvements... | |
 | David Brewster - Kaleidoscope - 1858 - 242 pages
...pentagon may be perfectly represented, by finding the fifth part of a circle, and placing the glasses upon the outlines of it ; and the fourth part of a circle will likewise produce a square, by means of the glasses, or, by the same rule, will give us any figure of... | |
 | David Brewster - 1858 - 242 pages
...pentagon may be perfectly represented, by finding the fifth part of a circle, and placing the glasses upon the outlines of it ; and the fourth part of a circle will likewise produce a square, by means of the glasses, or, by the same rale, will give us any figure of... | |
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... glasses as before, you will have the figure desired. " So likewise a pentagon may be perfectly represented, by finding the fifth part of a circle, and placing the glasses upon the outlines of it ; and the fourth part of a circle will likewise produce... 