| James McCosh - History - 1860 - 512 pages
...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 - Circle-squaring - 1861 - 292 pages
...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 pages
...A terminated line may be produced to any length in a st. line. DEM. — Def. 15, I. A 0 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 0ce are equal to one another. 8, I. If... | |
| Euclides - 1862 - 172 pages
...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 is called the...this point is called the centre of the circle. XVII.** XVIII. A semicircle is the figure contained by a diameter and the part of the circumference cut off... | |
| Euclides - 1862 - 140 pages
...anything. 14. A figure is that which is inclosed by one or more boundaries. 15. A circle is a plane **figure contained by one line, which is called 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 straight line... | |
| Euclides - 1863 - 74 pages
...plane figure contained by one line, which is called the circumference (circvmferri; to carry round), **and is such that all straight lines drawn from a certain point** ivithiu the figure to the circumference, are equal to one another. Any portion of a circumference is... | |
| Euclides - 1864 - 262 pages
...any thing. XIV. A figure is that wnich is enclosed by one or more boundaries. XV. A circle is a plane **figure contained by one line, which is called the...to one another. XVI. And this point is called the** center of the circle. XVII. A diameter of a circle is a straight line drawn through the center, and... | |
| Euclides - 1864 - 448 pages
...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, which is called the...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... | |
| John Leechman - Logic - 1864 - 248 pages
...is a figure which has four equal sides, and four right angles." A circle, we should say, "is a plane **figure contained by one line, which is called the...figure to the circumference are equal to one another."** This kind of definition belongs to the science that is employed about the particular object defined... | |
| Euclides - 1865 - 402 pages
...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, which is called the...another. XVI. And this point is called the centre of the** circl*. XVII. A diameter of a circle is a straight line drawn through the centre, and terminated both... | |
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