An elementary treatise on geometry : simplified for beginners not versed in algebra (1833)
Grund, Francis J. (Francis Joseph), 1805-1863 · Boston : Carter, Hendee & Co. · leaf 131
of a great number of sides ; therefore, if the numberof sides of the inscribed polygon is very great {severalthousand for instance), the polygon will differ so littlefrom the circle itself, that, without perceptible error, theone may be taken for the other.11 * 126 GEOMETRY. QUERY XXm. It has been… … A. 1. The circumferences of two circles are in propor-tion to the radii of these circles ; that is, a straight lineas long as the circumference of the frst circle, is as manytimes greater than a straight line as long as the circum-ference of the second circle, as the radius A3 of the firstcircle,…
Geometry, Plane
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