 | Robert Gibson - Surveying - 1795 - 384 pages
...Figure that is not a Parallelogram is called a Trapezium. Plate 7. Fig. 3. 50. Figures which confift of more than four Sides are called Polygons ; if the Sides are all equal ^o each other they are called regular Polygons. They fometimes are named from the Number of their Sides,... | |
 | Abel Flint - Surveying - 1804 - 226 pages
...Diagonal is a Line drawn between two opposite Angles ; as the Line AB. Fig. 21. 49. Figures which consist of more than four Sides are called Polygons ; if the Sides are equal to each other they are called regular Polygons, and are sometimes named from the number of their... | |
 | Robert Gibson - 1808 - 482 pages
...figure that is Hot a parallelogram, is called a trapezium. Plate 7. fig. 3. 50. Figures which consist of more than four sides are called polygons ; if the...called a pentagon, one of six sides a hexagon, &c. but it their sides are not equal to each other, then they are called irregular polygons, as an irregular... | |
 | Abel Flint - Surveying - 1808 - 190 pages
...Diagonal is a Line drawn between two opposite Angles ; as the Line AB. Fig. 21. 49. Figures which consist of more than four Sides are called Polygons ; if the Sides are equal to each other they are called regular Polygons, and are sometimes named from the number of their... | |
 | Robert Gibson - Surveying - 1811 - 580 pages
...figure that is not a parallelogram, is called a trapezium. Plate 7- Cg- 3. 48. Figures which consist of more than four sides are called polygons ; if the...sometimes are named from the number of their sides, as a iive-sided figure is called a pentagon, one of six sides a hexagon, SCc. but if their sides arc not... | |
 | Robert Gibson - Surveying - 1814 - 558 pages
...figure that is not a parallelogram, is called a trapezium. Plate 7. fig. 3. 48. Figures which consist of more than four sides are called polygons ; if the...irregular polygons, as an irregular pentagon, hexagon, 6,'c. 49. Four quantities are said to be in proportion when the product of the extremes is equal to... | |
 | Robert Gibson - Surveying - 1818 - 502 pages
...quadrilateral figure that is not a parallelogram, is called a trapezium, fig. 100. 35. Figures which consist of more than four sides are called polygons : if the...sometimes are named from the number of their sides, as a five- sided figure is called a pentagon, one of six sides a hexagon, &c. but if their sides are not... | |
 | Robert Gibson - Surveying - 1821 - 594 pages
...figure that is not a parallelogram, is called a trapezium. Plate 7. fig. 3. 48. Figures which consist of more than four sides are called polygons ; if the...irregular polygons, as an irregular pentagon, hexagon, 8fc. 49. Four quantities are said to be in proportion when the product of the extremes is equal to... | |
 | John Imison - Art - 1822 - 488 pages
...divisions, L, F, through which the diameter does not pass, are called the complements. 26. Figures having more than four sides are called polygons. If the sides are all equal, they are called regular polygons: if they are unequal, they are called irregular polygons. A pentagon... | |
 | Abel Flint - Surveying - 1825 - 252 pages
...is a Line drawn between two opposite Angles ; as the Line AB. Fig. 21. A"" 49. Figures which consist of more than four sides are called Polygons ; if the sides are equal to each other they are called regular Polygons, and are sometimes named from the number . of... | |
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Figures which consist of more than four sides are called polygons ; if the sides are all equal to each other, they are called regular polygons. They sometimes are named from the number of. their sides, as a five-sided figure is called a pentagon, one... 
