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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... "
A Treatise of Practical Surveying: Which is Demonstrated from Its First ... - Σελίδα 31
των Robert Gibson - 1806 - 452 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

A Treatise of Practical Surveying: Which is Demonstrated from Its First ...

Robert Gibson - 1795 - 319 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 of their Sides,...

A System of Geometry and Trigonometry: Together with a Treatise on Surveying ...

Abel Flint - 1804 - 168 σελίδες
...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...

A Treatise of Practical Surveying, ...

Robert Gibson - 1808 - 440 σελίδες
...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...

A System of Geometry and Trigonometry: Together with a Treatise on Surveying ...

Abel Flint - 1808 - 168 σελίδες
...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...

The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1811 - 508 σελίδες
...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...

The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1814 - 508 σελίδες
...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...

A Treatise on Practical Surveying: Which is Demonstrated from Its First ...

Robert Gibson - 1818 - 478 σελίδες
...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...

The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1821 - 544 σελίδες
...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...

Elements of Science and Art: Being a Familiar Introduction to ..., Τόμος 2

John Imison - 1822
...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...

A System of Geometry and Trigonometry: Together with a Treatise on Surveying ...

Abel Flint - 1825 - 241 σελίδες
...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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