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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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## Elements of Analytical Geometry and of the Differential and Integral Calculus

Elias Loomis - 1851 - 278 páginas
...cos. «, y=r sin. v. SECTION IT. ON THE CIRCLE. (32.) 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. A radius of a circle is a straight line...
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## A Manual of Surveying for India, Detailing the Mode of Operations on the ...

Ralph Smyth, Sir Henry Edward Landor Thuillier - 1851 - 718 páginas
...opposite. The Diagonals of a quadrilateral are the straight lines which join its opposite angles. A Circle is a plane figure bounded by a curved line called the Circumference, every part whereof is equally distant from a point within the same figure called the Centre, thus : ABDE...
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## A TREATISE ON A BOX OF INSTRUMENTS AND THE SLIDE-RULE

THOMAS KENTISH - 1852
...twelve, a dodecagon. A triangle is sometimes called a trigon ] and a quadrilateral, a tetragon. A circle is a plane figure bounded by a curved line called the circumference, which is everywhere equidistant from the centre. A right line passing through the centre, and meeting...
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## A Complete Epitome of Practical Navigation ...

John William Norie - 1852 - 688 páginas
...which hath length, breadth, and thickness, and its bounds or extremes are Superficies. X. A CIRCLE is a plane figure bounded by a curved line, called the CIRCUMFERENCE, as ABD, which is in every part equally distant from a point within it, called the CENTRE, as c ; it...
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## The Computist's Manual of Facts: And Merchant's and Mechanic's Calculator ...

Ezra S. Winslow - 1853 - 252 páginas
...parameter. A Sphere, or globe, is a perfectly round substance — a solid contained under a curved surface, every point of which is equally distant from a point within, called the centre. Its axis, or diameter, is any right line passing from a side through the centre to the...
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## A Treatise on a Vox of Instruments and the Slide-rule: For the Use of ...

Thomas Kentish - 1854
...twelve, a dodecagon. A triangle is sometimes called a trigon ; and a quadrilateral, a tetragon. A circle is a plane figure bounded by a curved line called the circumference, which is everywhere equidistant from the centre. A right line passing through the centre, and meeting...
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## Mathematical Dictionary and Cyclopedia of Mathematical Science: Comprising ...

Charles Davies, William Guy Peck - 1855 - 592 páginas
...two straight lines cannot include a space. A circle is a portion of a plane bounded by a curved line, every point of which is equally distant from a point within, called the centre. 1 The curve is called the circumference, or in common language, the circle. So that in...
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## Elements of Astronomy ...: With Explanatory Notes, and Questions for Examination

John Brocklesby - 1855 - 321 páginas
...centre, (Latin) out of the centre. 19. A SPHERE. 'A sphere is a solid, bounded by a curved surface, every point of which is equally distant from a point within, called the centre; every line passing through this centre, and limited by the surface, is a diameter. The...
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## A High-school Astronomy: In which the Descriptive, Physical, and Practical ...

Hiram Mattison - 1856 - 240 páginas
...• c. i;. 18. ClBCLES AND ELLIPSES. A Circle is a plane figure, bounded by a curve line, every part of which is equally distant from a point within called the center. Concentric Circles are such as are drawn around a common center. The Circumference of a circle is the...
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## The American Philosophical Arithmetic: Designed for the Use of Advanced ...

John Fair Stoddard - 1856 - 292 páginas
...ten, a DECAGON ; that of twelve, a DODECAGON, &c. A CIRCLE is a plane, terminated by a curved line, every point of which is equally distant from a point within, called the centre. The curved line is called the circumference. The DIAMETER of a circle is a line passing...
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