Books Books 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. A Treatise on Spherics: Comprising the Elements of Spherical Geometry, and ... - Page iii
by Daniel Cresswell - 1816 - 294 pages ## The Elements of Euclid, books i. to vi., with deductions, appendices and ...

Euclides - 1884 - 434 pages
...DEFINITIONS. 1. 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. This point is called the centre of the circle, and the straight lines drawn... ## The elements of plane geometry, Volume 1

Mathematical association - 1884 - 146 pages
...line. DEF. 41. 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. This point is called the centre of the circle. DEF. 42. A radius... ## The Elements of Plane Geometry ...

Association for the improvement of geometrical teaching - Geometry, Modern - 1884 - 150 pages
...line. DEF. 41. 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. This point is called the centre of the circle. DEF. 42. A radius... ## Stewart's specific subjects. Euclid. [1st] (-3rd stage). [With 2 issues of ...

Stewart W. and co - 1884 - 272 pages
...or more boundaries. XV. A circle is a plane figure contained by one line, called the circumference, such that all straight lines drawn from a certain point within the figure to the circumference are equal to one another. XVI. This point is called the centre. XVII. A diameter of a... ## The popular educator, Volume 1

Popular educator - 1884 - 900 pages
...is a plane figure contained or bounded by a eurml line, called the circumference or periphery, which is such that all straight lines drawn from a certain point within the figure to tho circumference are equal to each other. This point Fig:. 6. Fig. 7. ii called the centre of the... ## Constructive geometry of plane curves

Thomas Henry Eagles - 1885 - 404 pages
...definition is " 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". A radius... ## Constructive Geometry of Plane Curves: With Numerous Examples

Thomas Henry Eagles - Conic sections - 1885 - 401 pages
...definition is "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". A radius... ## The Oldhallian

Wellington Salop, old hall sch - 1885 - 204 pages
...only length and breadth." We next discover that "a circle is a figure contained by straight lines, and is such that all straight lines drawn from a certain point within that circle are equal." We are sorry to say that the inventor of this forgot to draw a figure. We have... ## First and Fundamental Truths: Being a Treatise on Metaphysics

James McCosh - Metaphysics - 1889 - 390 pages
...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... 