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A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference, are equal to one another.
Elements of geometry, containing books i. to vi.and portions of books xi ... - Page 5
by Euclides, James Hamblin Smith - 1872 - 349 pages

## Appletons' Cyclopędia of Drawing: Designed as a Text-book for the Mechanic ...

William Ezra Worthen - Architectural drawing - 1857 - 658 pages
...regular polygons ; of which figs. 11-14 are examples, annexed to which are their respective designations. A circle is a plane figure contained by one line,...circumference, and is such that all straight lines, drawn from a certain point within the figure to the circumference, are equal to one another. And this point...

## Appletons' Cyclopędia of Drawing: Designed as a Text-book for the Mechanic ...

William Ezra Worthen - Architectural drawing - 1857 - 654 pages
...are examples, annexed to which are their respective designations. A circle is a plane figure contamed by one line, which is called the circumference, and is such that all straight lines, drawn from a certain point within the figure to the circumference, are equal to one another. And this point...

## APPLETONS' CYCLOPAEDIA OF DRAWING

W.E. WORTHEN - 1857 - 600 pages
...regular polygons; of which figs. 11-14 are examples, annexed to which are their respective designations. A circle is a plane figure contained by one line, which is called the tircwnference, and is such that all straight lines, drawn from a certain point within the figure to...

## Rudimentary Dictionary of Terms Used in Architecture: Civil, Architecture ...

John Weale - Architecture - 1859 - 626 pages
...etc., for describing circles, measuring distances, and taking the thickness of solids. Circle, a plain figure contained by one line, which is called the...circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference are equal to one anCHU CIRCULAR. С Г-...

## Gradations in Euclid : books i. and ii., with an explanatory preface [&c ...

Euclides - 1858 - 248 pages
...in a figure are also points in the same plane, the figure is called a plane figure." — HOSE. 15. A circle is a plane figure contained by one line, which is called the circwnfermce, and is such that all straight lines drawn from a certain point within the figure to the...

## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - Geometry, Plane - 1860 - 380 pages
...the extremity of any thing. XIV. A figure is that which is enclosed by one or more boundaries. XV. A circle is a plane figure contained by one line,...circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference, are equal to one another. XVI. And this...

## Euclid's plane geometry, books iii.-vi., practically applied; or, Gradations ...

Euclides - 1861 - 464 pages
...distance from that centre. A st. line may be drawn from any one point to any other point. DEM. 15, 1. A circle is a plane figure contained by one line,...is called the circumference, and is such that all st. lines drawn from a certain point within the figure to the circumference, are equal to one another....

## Euclid's Elements of geometry, books i. ii. iii. iv

Euclides - 1862 - 140 pages
...is the extremity of anything. 14. A figure is that which is inclosed by one or more boundaries. 15. A circle is a plane figure contained by one line,...circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another. 16. And this...