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CIRCLE is a plane figure bounded by a curved line, all the points of which are equally distant from a point within called the centre; as the figure ADB E.
Elements of Geometry: On the Basis of Dr. Brewster's Legendre : to which is ... - Page 46
by James Bates Thomson - 1844 - 237 pages
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## Practical Arithmetic: Uniting the Inductive with the Synthetic Mode of ...

James Bates Thomson - Arithmetic - 1846 - 362 pages
...diameter by 3.14159. (Leg. 11. 5. Sch.) Note. — The circumference of a circle is a curve line, al1 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...
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## Higher Arithmetic: Or, The Science and Application of Numbers; Combining the ...

James Bates Thomson - Arithmetic - 1847 - 434 pages
...circumference of a circle from its diameter. Multiply the diameter by 3.14159. (Leg. Y. 11. Sell.) Note. — The circumference of a circle is a curve line, all...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...
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## Higher Arithmetic: Or, The Science and Application of Numbers; Combining the ...

James Bates Thomson - Arithmetic - 1847 - 426 pages
...circumference of a circle from its diameter. Multiply the diameter by 3.14159. (Leg. V. 11. Sch.) Note. — The circumference of a circle is a curve line, all...which are equally distant from a point within^ called the ce-ndre. The diameter of a. circle is a straight line which passes through the centre, and is terminated...
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## An Elementary Treatise on Plane and Solid Geometry

Benjamin Peirce - Geometry - 1847 - 204 pages
...sides. CHAPTER XVIII. THE SPHERE. 415. Definition. A sphere is a solid terminated by a curved surface, all the points of which are equally distant from a point within called the centre. 416. Corollary. The sphere may be conceived to be generated by the revolution of a semicircle, DAE...
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## Higher Arithmetic, Or, The Science and Application of Numbers: Combining the ...

James Bates Thomson - Arithmetic - 1848 - 432 pages
...circumference of a circle from its diameter. Multiply the diameter by 3.14159. (Leg. V. 11. Sch.) Note.—The circumference of a circle is a curve line, all the...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...
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## Elements of Geometry and Trigonometry Translated from the French of A.M ...

Charles Davies - Trigonometry - 1849 - 372 pages
...THE CIRCLE, AND THE MEASUREMENT OF ANGLES. Definitions. 1. The circumference of a circle is a curved line, all the points of which are equally distant...from a point within, called the centre. The circle is Ihe space terminated by this curved line.* 2. Every straight line, CA, CE, CD, drawn from the centre...
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## Ticknor's Mensuration, Or, Square and Triangle: Being a Practical and ...

Almon Ticknor - Measurement - 1849 - 156 pages
...SECTION 4. — THE CIRCLE AND MEASUREMENT or ANGLES. 27. The circumference of a circle is a curved line, all the points of which are equally distant from a point within, called the centre. Every straight line, CA, CE, ,CD, drawn from the centre to the circumference is called a radius, or...
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## Putnam's Arithmetic

Rufus Putnam - Arithmetic - 1849 - 276 pages
...end to the middle of the opposite end. 10. A SPHERE, or CLOSE, is a solid bounded by a curve surface, all the points of which are equally distant from a point within called the centre. 11. A hemisphere is half a sphere. 12. The axis or diameter of a sphere is a line passing through the...
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## Scribner's Engineers' and Mechanics' Companion: Comprising United States ...

J. M. Scribner - Mechanical engineering - 1849 - 286 pages
...revolution of an ellipse about either of its axes. 6. A sphere is a solid, terminated by a curved surface, all the points of which are equally distant from a point within, called the center. A sphere may be described by the revolution of a semicircle about a diameter. 7. A radius...
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## Elements of Geometry and Conic Sections

Elias Loomis - Conic sections - 1849 - 252 pages
...pentagons. BOOK IX. SPHERICAL GEOMETRY. Definitions. 1. A sphere is a solid bounded by a curved surface, all the points of which are equally distant from a point within, called the center. The sphere may be conceived to be described by the revolution of a semicircle ADB, about...
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