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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.
The Elements of Euclid; viz. the first six books, together with the eleventh ... - Strona 3
autor: Euclides - 1814
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## The Philosophy of the Inductive Sciences: Founded Upon Their History, Tom 1

William Whewell - 1847
...circle, — " that it is a figure contained by one line, which is called the circumference, and which is such, that all straight lines drawn from a certain point within the circumference are equal to one another," — we were to substitute an axiom and a definition, as follows...
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## The definitions, postulates, axioms, and enunciations of the propositions of ...

Euclides - 1848
...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...equal to one another. XVI. And this point is called ttas centre of the circle. XVII. A diameter of a circle is a straight line drawn through the centre,...
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## Lessons on the delineation of form

Charles Richson - 1848
...which suitable questions may be asked. 1. "A circle is a plane figure, contained by one line, which is called the circumference, and is such that all...figure to the circumference are equal to one another/' "And this point is called the centre of the circle." (A pair of dividers or compasses will be useful...
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## The first three books of Euclid's Elements of geometry, with theorems and ...

Euclides, Thomas Tate - 1849 - Liczba stron: 108
...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...figure to the circumference are equal to one another. A VI. And this point is called the centre of the circle. XVII. A diameter of a circle is a straight...
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## Rudimentary dictionary of terms used in architecture [&c.].

John Weale - 1850
...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...figure to the circumference are equal to one another, and this point is called the centre of the circle Circular saw. Circular saws, revolving upon an axis,...
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## Rudimentary Dictionary of Terms Used in Architecture, Civil ..., Tomy 1-2

John Weale - 1850 - Liczba stron: 564
...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...figure to the circumference are equal to one another, and this point is called the centre of the circle The circumference of a circle is known to be about...
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## Elements of Geometry: With, Practical Applications

George Roberts Perkins - 1850 - Liczba stron: 320
...polygons of a greater number of sides. XXIII. A circle is a plane figure bounded by one line, which is called the circumference; and is such that all...straight lines drawn from a certain point within the circle to the circumference, are equal to one another. This point is called the centre of the circle....
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## The first two books of the Elements of Euclid, with additional figures ...

Euclides - 1852
...contained by one line, which is called the circumference, and is such that all straight lines B 3 BOOK I. drawn from a certain point within the figure to the...And this point is called the centre of the circle. [In the above figures A is the centre of the circle; B is not the centre.] XVII. A diameter of a circle...
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## The Elements of Euclid [book 1] for beginners, by J. Lowres

Euclides - 1852
...a plane figure bounded by one line called the circumference, and is of such a kind, that all right lines drawn from a certain point within the figure to the circumference are equal to one another ; as, the circle DBF. 17. This point is called the centre of the circle, and the right line drawn from...
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## The popular educator, Tomy 1-2;Tom 5

Popular educator - 1852
...a ame line, called the cireumference or periphery, which is such that all straight linen drawn trom 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 lines is called...
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