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" The perimeters of two regular polygons of the same number of sides, are to each other as their homologous sides, and their areas are to each other as the squares of those sides (Prop. "
Elements of Geometry - Página 82
por Adrien Marie Legendre - 1841 - 235 páginas
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Elements of Geometry

Adrien Marie Legendre - 1819 - 574 páginas
...sides proportional ; therefore they are similar. THEOREM. 221. The paimeters of similar polygons are as their homologous sides, and their surfaces are as the squares of these sides. Demonstration. 1. By the nature of similar figures we have Fig. 129. AB '• FG : : BC : GH'• '•...
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Elements of Geometry

Adrien Marie Legendre - 1825 - 276 páginas
...sides proportional ; therefore they are similar. THEOREM. 221. The perimeters of similar polygons are as their homologous sides, and their surfaces are as the squares of these sides. ^ Demonstration. 1. By the nature of similar figures we have Fig. 129. AB : FG : : BC : GH : : CD :...
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Elements of Geometry...: Translated from the French for the Use of the ...

Adrien Marie Legendre, John Farrar - 1825 - 280 páginas
...sides proportional ; therefore they are similar. THEOREM. 221. The perimeters of similar polygons are as their homologous sides, and their surfaces are as the squares of these sides. Demonstration. 1. By the nature of similar figures we have Fig. 159. AB:FG::BC:GH::CD: HI, &c. (fig....
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Elements of Geometry

Adrien Marie Legendre - 1825 - 570 páginas
...proportional ; therefore they are similar. THEOREM. 221. Thf perimeters of similar polygons are as tfieir homologous sides, and their surfaces are as the squares of these sides. Demons I rat ion, 1. By the nature of similar figures we have Fig. 129. AB : FG : : BC : GH : : CD...
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Elements of Geometry and Trigonometry: With Notes

Adrien Marie Legendre - 1828 - 346 páginas
...angles equal, and their homologous sides proportional ; consequently (102.) they -are similar. 264. Cor. The perimeters of two regular polygons of the same...other as their homologous sides, and their surfaces, as the squares of those sides (221.) 265. Scholium. The angle of a regular polygon, like the angle...
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Elements of Geometry Upon the Inductive Method: To which is Added an ...

James Hayward - 1829 - 228 páginas
...circumscribed circles; and ON, on, are radii of the inscribed circles. We therefore say—The areas of regular polygons of the same number of sides, are to each other as the squares of the radii of the circumscribed circles, and also of the inscribed circles. (on)* 0 (boc)...
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Elements of Geometry: With Practical Applications, for the Use of Schools

Timothy Walker - 1829 - 156 páginas
...that it is made up of infinitely small straight lines. 95. THEOREM. — The pe.rime.le.rs of regular polygons of the. same number of sides are to each other as the radii of their circumscribed circles. By th^orimeter of a polygon we mean the sum of its sides;^Snen...
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First lessons in Plane Geometry. Together with an application of them to the ...

Francis Joseph Grund - 1830 - 274 páginas
...perimeter of that figure. The above proportion may therefore be expressed in shorter terms; namely, the perimeters of two regular polygons of the same number of sides, are to each other in the proportion of the radii of the inscribed or circumscribed circles. 2. The areas of two regular...
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An Elementary Treatise on Geometry: Simplified for Beginners Not ..., Parte1

Francis Joseph Grund - 1834 - 212 páginas
...perimeter of that figure. The above proportion may therefore be expressed in shorter terms ; namely, the perimeters of two regular polygons of the same number of sides, are to each other in the proportion of the radii of the inscribed or circumscribed circles. 2. Tlie areas of two regular...
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An Elementary Treatise on Geometry: Simplified for Beginners Not ..., Parte1

Francis Joseph Grund - 1834 - 204 páginas
...each other in the same ratio, as the radii of the inscribed or circumscribed circles. 35. The areas of two regular polygons of the same number of sides, are to each other as the areas of the squares constructed upon the radii of the inscribed or circumscribed circles. 36....
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