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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 : XVI. "
The first six books of the Elements of Euclid, with numerous exercises - Σελίδα 2
των Euclides - 1853 - 147 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

The Elements of Plane Geometry ...

Association for the improvement of geometrical teaching - 1884
...between perpendiculars let fall on it from the extremities of the Jor1ner. DEF. 41. A circle is a plane figure contained by one line, which is called the...figure to the circumference are equal to one another. This point is called the centre of the circle. DEF. 42. A radius of a circle is a straight line drawn...

The Elements of Euclid, books i. to vi., with deductions, appendices and ...

Euclides - 1884
...inside the circle, outside the circle, and on the oce. BOOK III. DEFINITIONS. 1. A circle is a plane figure contained by one line which is called the circumference,...within the figure to the circumference are equal. This point is called the centre of the circle, and the straight lines drawn from the centre to the...

Stewart's specific subjects. Euclid. [1st] (-3rd stage). [With 2 issues of ...

Stewart W. and co - 1884
...or more boundaries. XV. A circle is a plane figure contained by one line, called the circumference, such that all straight lines drawn from a certain...to the circumference are equal to one another. XVI. This point is called the centre. XVII. A diameter of a circle is a straight line drawn through the...

The popular educator, Τόμος 1

Popular educator - 1884
...is a plane figure contained or bounded by a eurml line, called the circumference or periphery, which is such that all straight lines drawn from a certain point within the figure to tho circumference are equal to each other. This point Fig:. 6. Fig. 7. ii called the centre of the...

The Squared Circle: Being a Short Treatise, Describing the Manner by which ...

James Bailey Andrews - 1884 - 23 σελίδες
..."Euclid's" definition of what constitutes a circle and its diameter — "A circle is a plane figure bounded by one line, which is called the circumference ; and is such, that all right lines drawn from a certain point within the figure to the circumference are equal to one another,...

The Living Age, Τόμος 161

1884
...XV. A circle [cone of revolution with vertex at the eye] is a figure contained by one line [surface] which is called the circumference, and is such that all straight lines [angles] drawn from a certain point within the figure to the circumference are equal to one another....

The Weston school manual

Colin Arrott R. Browning - 1884
...trapeziums. This is practised in laud surveying. (23) A Circle is a plane figure bounded by a curved line called the circumference, and is such that all straight lines drawn from the centre to the circumference are equal. Every such line is called a radius. The Diameter is a straight...

Constructive geometry of plane curves

Thomas Henry Eagles - 1885
...times the square on CB. CHAPTER II. THE CIRCLE. EUCLID'S well known definition is " A circle is a plane figure •contained by one line, which is called the...figure to the circumference are equal to one another : and this point is called the centre of the circle". A radius of a circle is a straight line drawn...

The First Six Books of the Elements of Euclid: And Propositions I-XXI of ...

Euclid, John Casey - 1885 - 312 σελίδες
...circle is a plane figure formed by a curved line called the circumference, and is such that all right lines drawn from a certain point within the figure to the circumference are equal to one another. This point is called the centre. xxxin. A radius of a circle is any right line drawn from the centre...

The first six books of the Elements of Euclid, and propositions i.-xxi. of ...

Euclides - 1885
...circle is a plane figure formed by a curved line called the circumference, and is such that all right lines drawn from a certain point within the figure to the circumference are equal to one another. This point is called the centre. xxxm. A radius of a circle is any right line drawn from the centre...




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