| John Mason Good - 1813 - 722 pages
...inclosed by one qr more boundaries. 15. A circle is a plane figure contained by one line., which is railed **the circumference, and is such that all straight lines drawn from a** certiiu point within the figure to the circumference, агч equal to one another. 16. And this point... | |
| Euclides - 1814 - 558 pages
...inclosed by one or more boundaries. XV. A circle is a plane figure contained by one line, winch is **called the circumference, and is such that all straight...figure to the circumference, are equal to one another.** XVI. And this point is called the centre of the circle. XVII. A diameter of a circle is a straight... | |
| Charles Butler - Mathematics - 1814 - 528 pages
...figures as are contained by more than one line, as the triangle, square, polygon, &c. are excluded; **"and is such that all straight lines drawn from a certain point within the figure"** (called in the next following definition " the centre") to the circumference, are equal to one another... | |
| Daniel Cresswell - Geometry - 1816 - 294 pages
...OF A SPHERE AND A PLANE. DEFINITIONS. ART. 1. A- Sphere is a solid 'figure contained by one surface, **and is such that all straight lines, drawn from a certain point within the figure to the** surface, are equal to one another : (2.) And this point is called the Center of the Sphere. (3.) A... | |
| Thomas Keith - 1817 - 304 pages
...and on the contrary, the nearer yo"u brini them together, the less the opening or angle will be. 10. **A Circle is a plane figure contained by one line called the circumference,** which is every where equally distant from a point within it, called the centre, as c : and an arc of... | |
| Euclid, John Playfair - Circle-squaring - 1819 - 348 pages
...of the line or lines which bound it. XI. A circle is a plane figure contained by one line, which is **called the circumference, and is such that all straight...figure to the circumference, are equal to one another.** XII. And this point is called the centre of the circle. XIII. A diameter of a circle is a straight... | |
| William Hawney - Geometry - 1820 - 312 pages
...and on the contrary, the nearer you bring them together the less the oponing or angle will be. 10. **A circle is a plane figure contained by one line called the circumference,** which is every where equally distant from a point within it, called the centre, as C : And an arch... | |
| Euclid - 1822 - 179 pages
...a plane figure bounded by one line,, which is called the circumference, and is such that all right **lines drawn from a certain point within the figure, to the circumference, are equal to one another.** 16., And this point is called the centre of the circle. 17.. A diameter of a circle is a right line-... | |
| George Crabb - Industrial arts - 1823 - 732 pages
...each to each. ' 'unilinear Figures. Of curvilinear figures the most important is the circle. Circle. **A circle is a plane figure contained by one line, called the circumference** or periphery, as BAD, fig. 20, which is at an equal distance from a certain point, called the centre,... | |
| Robert Simson - Trigonometry - 1827 - 513 pages
...enclosed by one or more boundaries. XV. A circle is a plane figure contained by one line, which is **called the circumference, and is such that all straight...figure to the circumference, are equal to one another.** XVI. And this point is called the centre of the circle. XVII. A diameter of a circle is a straight... | |
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