 | Robert Gibson - 1795 - 384 σελίδες
...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... | |
 | Abel Flint - 1804 - 226 σελίδες
...19. is sometimes called a Right Angled Trapezium. 47. A Trapezium is a Figure bounded by fourMnequal Sides. Fig. 21. 48. A Diagonal is a Line drawn between...Pentagon or Hexagon, a Figure of five or six Sides, &c ; if the Sides are unequal they are called irregular Polygons. PART II. -rGeometrical Problems.... | |
 | Robert Gibson - 1806 - 486 σελίδες
...figure that is not a parallelogram, is called a trapezium. Plate 7- fig. 3. 50. Figures which consists 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... | |
 | Robert Gibson - 1808 - 482 σελίδες
...49. Any quadrilateral 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 sides are all equal to each other, they are called regular polygons. They sometimes are named from the number... | |
 | Robert Gibson - 1811 - 580 σελίδες
...47. Any quadrilateral 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 sides are all equal to each other, they are called regular polygons. They sometimes are named from the number... | |
 | Abel Flint - 1813 - 214 σελίδες
...Note. fig. 19. is sometimes called a Right Angled 4 47. A Trapezium is a Figure bounded by four equal Sides. Fig. 21. 48. A Diagonal is a Line drawn between...each other they are called regular Polygons, and are some" times named from the number of their Sides, as Pentagon or Hexagon, a Figure of five or six Sides,... | |
 | Robert Gibson - 1814 - 558 σελίδες
...47. Any quadrilateral 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 sides are all equal to each other, they are called regular polygons. They sometimes are named from the number... | |
 | Robert Gibson - 1818 - 502 σελίδες
...19. 34. Any 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 sides are all equal to each other, they are called regular polygons. They sometimes are named from the number... | |
 | Abel Flint - 1825 - 252 σελίδες
...Fig. 21. 48. A Diagonal is a Line drawn between two opposite Angles ; as the Line AB. Fig. 21. A"" 49. Figures which consist of more than four sides...Pentagon, or Hexagon, a Figure of five or six sides, &c. ; if the sides are unequal, they are called irregulav Polygons. PART II. Geometrical Problems.... | |
 | Abel Flint - 1830 - 322 σελίδες
...Fig. 21. 49. A diagonal is a line drawn between two opposite angles ; as the line AB. Fig. 21. 50. Figures which consist of more than four sides are...pentagon, or hexagon, a figure of five or six sides, &c. ; if the sides are unequal, they are called irregular polygons. PART II. Geometrical Problems.... | |
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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 sides, as pentagon, or hexagon, a figure of five or six sides,... 
