 | William Somerville Orr - 1854 - 534 σελίδες
...circle is a plane figure enclosed by one line, which is called the circumference of the circle : it is such, that all straight lines, drawn from a certain point within the figure to the circumference, are equal to one another. This point is called the centre of the circle.... | |
 | Euclides - 1855 - 270 σελίδες
...applicable to solid figures, as well as to plane figures. XV. A circle is a plane figure contained [or, bounded] by one line, which is called the circumference,...straight lines drawn from a certain point within the figure to the circumference, are equal to one another. The circumference of a circle is its boundary.... | |
 | Robert Rawson - 1856 - 178 σελίδες
...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 circumference, and...straight lines drawn from a certain point within the figure to the circumference, are equal to one another. XVL And this point is called the centre of the... | |
 | 1856 - 422 σελίδες
...is a plane figure contained or bounded by a curve line, called the circumference or periphery, which is such that all straight lines drawn from a certain point within the figure to the circumference are equal to each other. This point is called the centre of the circle,... | |
 | William Ezra Worthen - 1857 - 650 σελίδες
...are examples, annexed to which are their respective designations. A circle is a plane figure contamed by one line, which is called the circumference, and...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.... | |
 | W.E. WORTHEN - 1857 - 600 σελίδες
...designations. A circle is a plane figure contained by one line, which is called the tircwnference, 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 Weale - 1859 - 622 σελίδες
...circles, measuring distances, and taking the thickness of solids. Circle, a plain figure contained by one line, which is called the circumference, and...straight lines drawn from a certain point within the figure to the circumference are equal to one anCHU CIRCULAR. С Г- А other, and this point is called... | |
 | Euclides - 1858 - 248 σελίδες
...equals the square of half the line. Def. 15 and 16. A circle is a plane figure contained by one line 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 Potts - 1860 - 380 σελίδες
...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...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 center of... | |
 | James McCosh - 1860 - 512 σελίδες
...to any length in a straight line;" "There may be such a figure as a circle, that is, a plane figure such that all straight lines drawn from a certain point within the figure are equal to one another;" and that "A circle may be described from any centre at any distance... | |
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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. 
