 | John Weale - 1859 - 622 σελίδες
...etc., for describing circles, measuring distances, and taking the thickness of solids. Circle, a plain figure contained by one line, which is called the...within the figure to the circumference are equal to one anCHU CIRCULAR. С Г- А other, and this point is called the centre of the circle. The circumference... | |
 | Euclides - 1858 - 248 σελίδες
...point. DEMONSTRATION. — Def. 15. A 0 is a plane figure contained by one line which is called the ©ce, and is such that all straight lines drawn from a certain point within the figure (called the centre) to the ©ce are equal to one another. Ax. 1. Magnitudes which are equal to the... | |
 | 1858 - 402 σελίδες
...figure, contained by one line, selfinterest, which is called the circumference, and is such, that all lines drawn from a certain point within the figure, to the circumference (i,e., all motives, from the highest to the lowest men), are equal to one another. Sometimes a circle... | |
 | Robert Potts - 1860 - 380 σελίδες
...the extremity of any thing. XIV. A figure is that which is enclosed by one or more boundaries. XV. A circle is a plane figure contained by one line,...figure to the circumference, are equal to one another. XVI. And this point is called the center of the circle. xvn. A diameter of a circle is a straight line... | |
 | 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 from... | |
 | James Smith - 1861 - 292 σελίδες
...imagine," 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...figure to the circumference, are equal to one another. This point within the figure is called the centre of the circle. A straight line drawn through the... | |
 | Euclides - 1861 - 464 σελίδες
...is a plane figure contained by one line, which is called the circumference, and is such that all st. lines drawn from a certain point within the figure to the circumference, are equal to one another. Ax. 1. Things which are equal to the same thing, are equal to one another. Def. 7, IV. A st. line is... | |
 | Euclides - 1862 - 172 σελίδες
...extremity of any thing.' XIV. A figure is that which is enclosed by one or more boundaries. XV. IA circle is a plane figure contained by one line, which...figure to the circumference are equal to one another. XVI. And this point is called the centre of the circle. XVII. XVIII. A semicircle is the figure contained... | |
 | Euclides - 1863 - 122 σελίδες
...any thing. XIV. A figure is that which is enclosed by one or more boundaries. XV. A circle is a piano figure contained by one line, which is called the...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... | |
 | Euclides - 1864 - 448 σελίδες
...the extremity of any thing. XIv. A figure is that which is enclosed by one or more boundaries. XV. A circle is a plane figure contained by one line,...figure to the circumference, are equal to one another. And this point is called the center of the circle. XVII. A diameter of a circle is a straight line... | |
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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. 
