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. Gradations in Euclid : books i. and ii., with an explanatory preface [&c ... - Page 180
by Euclides - 1858 ## Euclid's Elements [book 1-6] with corrections, by J.R. Young

Euclides - 1838 - 264 pages
...enclosed by one or more boundaries. XII. A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight...drawn from a certain point within the figure to the circum ference, are equal to one another. XIII. And this point is called the centre of the circle,.... ## The Edinburgh Review: Or Critical Journal, Volume 67

1838 - 596 pages
...follows? — ' A circle * is defined by Euclid to be " a plane figure contained by one ' line, which is called the circumference, and is such that all straight...drawn from a certain point within the figure to the circum' ference, are equal to one another." How does it appear that ' any line can have such a character?... ## The Elements of Euclid; viz. the first six books,together with the eleventh ...

Euclides - 1841 - 378 pages
...enclosed by one or more boundaries. XV. A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight...figure to the circumference, are equal to one another. XVI. And this point is called the centre of the circle. XVII. A diameter of a circle is a straight... ## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - Euclid's Elements - 1842 - 332 pages
...the line or lines which bound it.m 1 1 . A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight...figure to the circumference, are equal to one another . 12. And this point is called the centre of the circle. 13. A diameter of a circle is a straight line... ## Elements of geometry: consisting of the first four,and the sixth, books of ...

Euclides - 1842 - 320 pages
...is inclosed by one or more boundaries. XV. A circle is a plane figure contained by one line which is called the circumference, and is such that all straight...figure to the circumference are equal to one another. XVL This point is called the centre of the circle. XVII, A diameter of a circle is a straight line... ## Lessons on the globes

T H. Howe - 1842 - 462 pages
...lie altogether in that surface or plane. FA Circle is a plane figure, contained by one line which is called the circumference ; and is such, that all straight...figure to the circumference, are equal to one another. c That point within the circle which is thus equally distant from the circumference, is called the... ## A course of practical geometry for mechanics

William Pease - Geometry - 1843 - 80 pages
...either superficial or solid content. XV. A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight...figure to the circumference, are equal to one another. XVI. And this point is called the centre of the circle. A circle is the superficies or space enclosed... ## Euclid's Elements of geometry [book 1-6, 11,12] with explanatory notes ...

Euclides - 1845 - 544 pages
...inclosed by one or more boundaries. XV. A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight...figure to the circumference, are equal to one another. XVI. And this point is called the centre of the circle. XVII. A diameter of a circle is a straight... ## Euclid in Paragraphs: The Elements of Euclid: Containing the First Six Books ...

Euclid - Geometry - 1845 - 218 pages
...inclosed by one or more boundaries. XV. A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight...figure to the circumference, are equal to one another. XVI. And this point is called the centre of the circle. XVII. A diameter of a circle is a straight... 