Books Books 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 : 16. The First Six Books with Notes - Page 2
by Euclid - 1822 - 179 pages Orr's Circle of the Sciences: The mathematical sciences

...enclosed by one line, which is called the circumference of the circle : it is such, that all straight lines, drawn from a certain point within the figure to the circumference, are equal to one another. This point is called the centre of the circle. And any line drawn from the centre to the circumference... The Elements of geometry; or, The first six books, with the eleventh and ...

Euclides - 1855
...contained [or, bounded] 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. The circumference of a circle is its boundary. The space contained within the boundary, is called the... Mensuration of lines, areas, surfaces, and volumes

Robert Rawson - 1856
...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. XVL And this point is called the centre of the circle. XVH. A diameter of a circle is a straight line... The Popular Educator, Volume 1

1856
...or bounded by a curve line, called the circumference or periphery, which is such that all straight lines drawn from a certain point within the figure to the circumference are equal to each other. This point is called the centre of the circle, and each of the straight Unes is called... APPLETONS' CYCLOPAEDIA OF DRAWING

W.E. WORTHEN - 1857
...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 the circumference, are equal to one another. And this point is called the centre of the circle. The term circle is very generally used for the circumference,... Appletons' Cyclopædia of Drawing: Designed as a Text-book for the Mechanic ...

William Ezra Worthen - Architectural drawing - 1857 - 410 pages
...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. And this point is called the centre of the circle. The term circle is very generally used for the circumference,... Gradations in Euclid : books i. and ii., with an explanatory preface [&c ...

Euclides - 1858
...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 circumference, are equal to one another. A circle is traced out by the motion of a line round one of its extremities : if the lme BC revolve... Rudimentary Dictionary of Terms Used in Architecture: Civil, Architecture ...

John Weale - Architecture - 1859 - 596 pages
...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- А other, and this point is called the centre of the circle. The circumference... The Train, Volume 5

1858
...figure, contained by one line, selfinterest, which is called the circumference, and is such, that all lines drawn from a certain point within the figure, to the circumference (i,e., all motives, from the highest to the lowest men), are equal to one another. Sometimes a circle... 