 Circle is a plane figure bounded by one uniformly curved line, bed (Fig. 16), called the circumference, every part of which is equally distant from a point within it, called the centre, as a.  A course of geometrical drawing - Page 4by William Schofield Binns - 1861Full view - About this book
 | Commissioners of National Education in Ireland - Measurement - 1837 - 290 pages
...points recede from each other, the vertical point remaining fixed, as before, the greater the angle. 10. A Circle is a plane figure contained by one line called the circumference, which is every where equally distant from a point within it, called its centre, as o : and an arc of... | |
 | Mrs. L. H. Tyler - Astronomy - 1837 - 302 pages
...FIGURE 9. M (19.) DBF. 2. A circle is a plane figure, comprehended by a single curve line, called its circumference, every part of which is equally distant from a point within, called its centre. The enclosed surface in fig. 3, represents a circle, the curve line its circumference... | |
 | Leonard Dunnell Gale - Physics - 1838 - 280 pages
...6 to c it will again appear stationary. Fig. 3. XV. A circle is a plane figure bounded by a curved line, called the circumference, every part of which is equally distant from the centre. XVI. The diameter of a circle is a line drawn through the centre, terminated both ways... | |
 | Frederick Emerson - Arithmetic - 1839 - 300 pages
...is the distance of the centre from either corner ? A CIRCLE is a plane surface bounded by one curve line, called the circumference, every part of which is equally distant from the centre. A straight line through the ff centre of a circle is called a P diameter, and a straight... | |
 | Abraham Crocker - 1841 - 486 pages
...irregular polygon. PROBLEM XVIII CIRCLE. A circa is a plain figure, comprehended under one curve line only, called the circumference ; every part of which is equally distant from a point therein, called the centre. A line drawn from any point of the circumference, through the centre, to... | |
 | J. M. Scribner - Measurement - 1844 - 130 pages
...THE CIRCLE AND ITS PARTS. DEFINITIONS. ART. 15. — 1. A Circle is a plane figure bounded by a curve line, called the circumference, every part of which is equally distant from a certain point within, called the centre ; J1EBD (fig. 1) is a circle. 2. A Diameter of a circle is... | |
 | Frederic A. Adams - Arithmetic - 1846 - 230 pages
...and parallel. The diagonal divides it into two equal parts. A circle is a figure bounded by a curved line, called the circumference, every part of which is equally distant from the centre. A straight line from the centre to the circumference is called the radius. The diameter... | |
 | James Robinson (of Boston.) - 1847 - 304 pages
...perimeter of a figure is the sum of all its sides. 35. A CIRCLE is a plane surface bounded by a curve line, called the circumference ; every part of which is equally distant from a point within the figure, called the centre of the circle. The figure CDE is a circle. 36. THE RADIUS of a circle is... | |
 | Rufus Putnam - Arithmetic - 1849 - 276 pages
...straight lines is called a rectilinear figure. 34. A CIRCLE is a plane surface, enclosed by a curve line called the circumference, every part of which is equally distant from the centre. 35. The DIAMETER of a circle is a straight line passing through its centre and terminated... | |
 | Euclides - 1858 - 248 pages
...square of the line between the points of section 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... | |
| |
