| Edward Edwards - 1806 - 414 Seiten
...plain figure contained by one line, which is called the circumference, and is fuch, that all ftraight lines drawn from a certain point within the figure to the circumference, are equal to one another. The point from which fuch lines are drawn, is called the center of the circle. A 'diameter of a circle,... | |
| Robertson Buchanan - 1808 - 216 Seiten
...lie in one line. 2. A triangle is a figure contained by three straight lines. 3. A circle is a plane figure contained by one line, which is called the...figure to the circumference, are equal to one another, and this point is called the centre of the circle. 4. The radius of a circle, is a right line drawn... | |
| John Mason Good - 1813 - 714 Seiten
...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... | |
| Charles Butler - 1814 - 528 Seiten
...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 - 1816 - 352 Seiten
...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... | |
| John Playfair - 1819 - 354 Seiten
...figure, without Any reference to the nature of the line or lines which bound it. XI. A circle is a plane figure contained by one line, which is called the...figure to the circumference, are equal to one another. And this point is called the centre of the circle. XIII. A diameter of a circle is a straight line... | |
| Euclid, Robert Simson - 1821 - 514 Seiten
...thing." XIV. A figure is that which is inclosed by one or more boundaries. XV. A circle is a plane figure contained by one line, which is called the...And this point is called the centre of the circle. xy n. A diameter of a circle is a straight line drawn through the centre, and terminated both ways... | |
| Euclid - 1822 - 222 Seiten
...surface^ which is. bounded on all sides by one or more lines. 15. A circle is 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.... | |
| Robertson Buchanan - 1823 - 440 Seiten
...in one line. 55. A triangle is a figure contained by three straight lines. 56. A circle is a plane figure contained by one line, which is called the...figure to the circumference, are equal to one another, and this point is called the centre of the circle. 57- The radius of a circle, is a straight line drawn... | |
| Euclid, Robert Simson - 1829 - 548 Seiten
...thing." % . XIV' Jtf figure is that which is 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 lihes drawn from a certain point within' the figure to the circumference, are equal to one another... | |
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