| Charles D. Lawrence - Arithmetic - 1854 - 310 pages
...bases. 13. The altitude of a trapezoid is the perpendicular which joins the two parallel sides. 14. **The circumference of a circle is a curved line, all the points of which are** situated in the same plane, and at an equal distance from a point within, called the centre. The circle... | |
| George Roberts Perkins - Geometry - 1856 - 460 pages
...the same point. SECOND BOOK, THE CIRCLE, AND ITS COMBINATION WITH THE STRAIGHT LINE. DEFINITIONS. I. **The circumference of a circle is a curved line, all...within called the centre. The circle is the space** bounded by the circumference. II. Any straight line drawn from the centre to the circumference is called... | |
| Adrien Marie Legendre - Geometry - 1857 - 444 pages
...THE CIKCLE, AND THE MEASUREMENT OF ANGLES. DEFINITIONS. 1. The CIRCUMFERENCE OF A CIRCLE is a curve **line, all the points of which are equally distant...point within, called the centre. The circle is the** portion of the plane terminated by the circumference. 2. Every straight line, drawn from the centre... | |
| Sarah S. Cornell - Geography - 1857 - 422 pages
...a Clrele. — A Circle is a plane figure bounded by one continuous line, called its circumference ; **all the points of which are equally distant from a point within called the centre** of the circle. Thus, in the adjoining figure, if the points A, D, E, and B are equally distant from... | |
| Bourdon (M., Louis Pierre Marie) - Arithmetic - 1858 - 262 pages
...the two divisions of the Circle. — The circumference of a circle is defined in geometry a recutiant **line, all the points of which are equally distant from a point within, called the centre.** In all the scientific works in this country, the circumference is divided into 360 equal parts, called... | |
| Cadmus Marcellus Wilcox - Rifle practice - 1859 - 308 pages
...supposition. CHAPTER IV. TUB CIRCLE AND THE MEASURING OF ANGLES. "WK give the name of circumference to **a curved line, all the points of which are equally...distant from a point within, called the centre. ,, The** part of the surface contained in the circumference is called the circle. Every right line joining the... | |
| George Roberts Perkins - Geometry - 1860 - 443 pages
...the same point. SECOND BOOK. THE CIRCLE, AND ITS COMBINATION WITH THE STRAIGHT LINE. DEF1NIT1ONS. I. **The circumference of a circle is a curved line, all...which are equally distant from a point within called** the centrs. The circle is the space bounded by the circumference. II. Any straight line drawn from... | |
| James Bates Thomson - Arithmetic - 1860 - 446 pages
...Multiply the diameter by 3.14159. (Leg. V. 11. Sch.) Note. — The circumference of a circle is a curve **line, all the points of which are equally distant from a point within, called the centre. The** diameter of a. circle is a straight line which passes through the centre, and is terminated on both... | |
| George Payn Quackenbos - Physics - 1860 - 484 pages
...sides are equal ; j _,' H 0 as, IJ KL, Fig. 23. 22. A Sphere is a solid bounded by a curved surface, **all the points of which are equally distant from a point within called the centre** ; as, AB CD, Fig. 24. 23. The Axis of a sphere is a straight line passing through its centre and terminating... | |
| Sophia S. Cornell - Geography - 1861 - 405 pages
...of a Circle.—A Circle is a plane figure bounded by one continuous line, called its circumference ; **all the points of which are equally distant from a point within called the centre** of the circle. Thus, in the adjoining figure, if the points A, D, E, and B are equally distant from... | |
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