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" A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center. "
Complete Arithmetic: Elements and Commercial. New Series - Σελίδα 223
των Christian Brothers - 1888
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The Elements of Plane and Spherical Trigonometry: And Its Application to ...

Richard Abbatt - 1841 - 191 σελίδες
...miles. SECTION V. SPHERICAL GEOMETRY. (68.) Def. A sphere is a solid bounded on all sides by a curve surface, every point of which is equally distant from a point within, called the centre. A sphere may be conceived to be generated by a semicircle's revolving about its diameter, which remains...

Welch's Improved American Arithmetic: Adapted to the Currency of the United ...

1841 - 218 σελίδες
...solidity of a globe, or sphere. DEFINITION. — A globe or sphere is (J) a round body bounded by a surface every point of which is equally distant from a point within called the centre; a line passing from one side to the other through the centre is called the diameter, or axis. RULE....

The National Arithmetic ...: Combining the Analytic and Synthetic Methods ...

Benjamin Greenleaf - 1841 - 314 σελίδες
...is a round pyramid, having a circular base. 8. A sphere is a solid, bounded by one continued conveX surface, every point of which is equally distant from a point within, called the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter, which...

A manual of natural philosophy, by J.L. Comstock and R.D. Hoblyn

John Lee Comstock - 1846
...quarter. GLOBE. A round or spherical body, more usually called a sphere, bounded by one uniform convex surface, every point of which is equally distant from a point within, called the centre. GNOMON. An apparatus used by the ancients for finding the altitudes and declinations of the celestial...

The American Arithmetic

James Robinson (of Boston.) - 1847
...pyramid, and the figure F, the frustum of a cone. 7. A SPHERE, or GLOBE, is a solid, bounded by a convex surface, every point of which is equally distant from a point within, called the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter. The...

Introduction to The National Arithmetic: On the Inductive System Combining ...

Benjamin Greenleaf - 1849 - 324 σελίδες
...inches ? THE SPHERE. ART. 348. A SPHERE is a solid, bounded by one continued convex surface, every part of which is equally distant from a point within, called the centre. The axis or diameter of a sphere is a line passing through the centre, and terminated by the surface....

Elements of Geometry and Conic Sections

Elias Loomis - 1849 - 226 σελίδες
...THE CIRCLE, AND THE MEASURE OF ANGLES. Definitions. 1. A circle is a plane figure bounded by a line, every point of which is equally distant from a point within, called the center. This bounding line is called the circumference of the circle. 2. A radius of a circle is...

Rudimentary dictionary of terms used in architecture [&c.].

John Weale - 1850
...frame at the top of a bed or canopy Sphere, in geometry, a globe, a solid contained under one uniform surface, every point of which is equally distant from a point within, called the centre of the sphere, and may be conceived to be generated by the revolution of a semicircle about its diameter,...

A New System of Arithmetic on an Improved Plan

Charles Guilford Burnham - 1850 - 324 σελίδες
...is a round pyramid, having a circular base. 8. A sphere is a solid, bounded by one continued convex surface, every point of which is equally distant from a point within, called the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter, which...

The National Arithmetic on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - 1850 - 360 σελίδες
...and its top terminated in a point or vertex. 8. A sphere is a solid, bounded by one continued convex surface, every point of which is equally distant from a point within, called the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter, which...




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