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A circle is a plane figure bounded by a curved line, called the circumference, every point of which is equally distant from a point within called the center.
A Textbook on Mining Engineering - Página 12
1900
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## Practical Geometry on an Entirely New Plan ...

Rolla Rouse - 1867
...The diagonal is a line drawn from one angle of a right lined figure to another angle. (19.) A CIRCLE is a plane figure bounded by a curved line called the circumference, which is in all parts equidistant from a point within called the centre. Fig. 16, cafdgc. The diameter...
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## Treatise on Geometry and Trigonometry: For Colleges, Schools and Private ...

Eli Todd Tappan - 1868 - 420 páginas
...circle. Hence, the following definitions : A CIRCLE is a portion of a plane bounded by a line called a CIRCUMFERENCE, every point of which is equally distant from a point within called the CENTER. 146. Theorem — A circumference is curved throughout. For a straight line can not have more than two...
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## Stoddard's Complete Arithmetic: Being the New Practical Arithmetic of the ...

John Fair Stoddard - 1888 - 456 páginas
...altitude is 9 feet ? Ans, SFHE! R El S . 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 center. TJie Diameter of a sphere is a line passing through its centre and terminating in its surface. The...
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## Practical Arithmetic, Embracing the Science of Numbers and the Art of ...

John Fair Stoddard - 1868 - 380 páginas
...is 9 feet? Ans. 183 cu.ft. SPHERES. 514. 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 center. The Diameter of a sphere is a line passing through its centre and terminating in its surface. The Radius...
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## A New Manual of the Elements of Astronomy: Descriptive and Mathematical ...

Henry Kiddle - 1868 - 284 páginas
...bounded by lines is called a PLANE FIGURE. Pig. i. 10. A CIRCLE is a plane figure bounded by a curve line every point of which is equally distant from, a point within, called the centre. 11. The curve line that bounds a circle is called the CIRCUMFERENCE. 12. The DIAMETER of...
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## Practical Arithmetic, by Induction and Analysis

Joseph Ray - 1857 - 336 páginas
...the square. 19. A CIRCLE is a figure bounded by a curvo line, called the circumference, every part of •which is equally distant from a point within, called the center. A DIAJIETEK is a straight line passing through the center and terminated both ways by the circumference....
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## The Farmers' and Mechanics' Manual: With Many Valuable Tables ...

Wilshire S. Courtney - 1869 - 506 páginas
...to AB at its centre is called the minor diameter. A Sphere is a solid, bounded by a convex surface, every point of which is equally distant from a point within called the centre ; as, Fig. 22. A Spheroid is a solid, generated by the revolution of an ellipse about one...
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## A graduated course of elementary problems in Practical Plane Geometry, etc

John Lowres - 1870
...obtuse, as 0 PQ ; and when less, acute, as E s T. THE CIRCLE &c. A Circle is a plane figure formed by one curved line called the CIRCUMFERENCE, every point of which is equally distant from a point within it called the CENTRE. By the term ' circle ' is meant either the circumference only, or the surface...
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## A complete treatise on practical land-surveying

Anthony Nesbit - 1870
...polygon has all its sides and angles equal, they are unequal the polygon is irregular. 38. A circle is a plane figure bounded by a curved line called the circumference, which is everywhere equidistant from a certain point within it, called the centre. 39. The circumference...
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## Introduction to the National Arithmetic: On the Inductive System Combining ...

Benjamin Greenleaf - 1870 - 330 páginas
...equal? Ans. 13.92-|- feet. 298, A Sphere is a solid bounded by one continued convex surface, every part of which is equally distant from a point within, called the center. The Diameter of a sphere is a straight line passing through the center and terminated by the surface...
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