 | John Playfair - 1806 - 320 sider
...is inclosed by one or more boundaries. XL A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight...lines drawn from a certain point within the figure to the circumference are equal to one another. XII. And this point is called the centre of the circle.... | |
 | Robert Simson - 1806 - 546 sider
...boundaries. XV. Book I. A circle is a plane figure contained by one line, which is called l •»•j< the circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference, are equal to one another:. XVI. And this point is called the centre of the circle.... | |
 | Robertson Buchanan - 1808 - 216 sider
...figure contained by three straight lines. 3. A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight...lines drawn from a certain point within the figure to the circumference, are equal to one another, and this point is called the centre of the circle.... | |
 | John Mason Good - 1813 - 714 sider
...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 - 560 sider
...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...lines drawn from a certain point within the figure to the circumference, are equal to one another. XVI. And this point is called the centre of the circle.... | |
 | Charles Butler - 1814 - 528 sider
...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 : this... | |
 | Daniel Cresswell - 1816 - 352 sider
...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.... | |
 | John Playfair - 1819 - 350 sider
...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...lines drawn from a certain point within the figure to the circumference, are equal to one another. XII. And this point is called the centre of the circle.... | |
 | Robertson Buchanan - 1823 - 440 sider
...figure contained by three straight lines. 56. A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight...lines drawn from a certain point within the figure to the circumference, are equal to one another, and this point is called the centre of the circle.... | |
 | Robert Simson - 1827 - 546 sider
...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...lines drawn from a certain point within the figure to the circumference, are equal to one another. XVI. And this point is called the centre of the circle.... | |
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A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another. 
