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 Βιβλία Βιβλία 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. And this point is called the centre... Euclid, books i. & ii., with notes, examples, and explanations, by a late ... - Σελίδα 2
των Euclides - 1879
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο ## Elements of Geometry: Containing the Principal Propositions in the First Six ...

Euclid - 1789 - 272 σελίδες
...circle, is a right line drawn from the centre to the circumference. 2. A diameter of a circle, is a right line drawn through the centre and terminated both ways by the circumference. 3. An arc of a circle, is any part of its periphery, or circumference. O 4. The chord, or fubtenfe,... ## A Complete Treatise on Practical Mathematics: Including the Nature and Use ...

John McGregor (teacher of mathematics.) - 1792 - 431 σελίδες
...circle is the diilance between the centre and circumference. 3-5. The diameter of a circle is a ftraight line drawn through the centre, and terminated both ways by the circumference. A is the centre. AB the radius. CD the diameter. Note, The diameter is equal to twice the radius. 36.... ## A Treatise on Land-surveying, in Six Parts ...

Thomas Dix - 1799 - 193 σελίδες
...point С within the circle, called the centre thereof. в 10. A Diameter of a Circle is a ftraight line drawn through the centre, and terminated both ways by the circumference. il. A Radius of a Circle is a ftraight line drawn from the centre to the circumference, and i«s equal... ## The Elements of Euclid: Viz. the First Six Books, with the Eleventh and ...

Alexander Ingram - 1799 - 351 σελίδες
...center to the circumference of a circle, is called a Radius. XVII. A diameter of a circle is a ftraight line drawn through the centre, and terminated both ways by the circumference. XVIII. A femicircle is the figure contained by a diameter and the part of the circumference cut off... ## Elements of Geometry;: Containing the First Six Books of Euclid, with a ...

Euclid, John Playfair - 1804 - 440 σελίδες
...XII. And this point is palled the centre of the circle. XIII. A diameter of a circle is a ftraight line drawn through the centre, and terminated both ways by the circumference. XIV, A femicircle is the figure cpntained by a diameter and the part of the circumference cut off by... ## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - 1806 - 311 σελίδες
...circumference are equal to one another. XII. And this point is called the centre of the circle. XHL A diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference. XIV. A semicircle is the figure contained by a diameter and the part of the circumference cut off by... ## The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - 1806 - 518 σελίδες
...equal to one another:. XVI. And this point is called the centre of the circle. XVH. A diameter of • circle is a straight line drawn through the centre, and terminated both ways by the circumference. , XVIII. A semicircle is the, figure contained by a .diameter and the part of the circumference cut... ## Geographical Delineations: Or, A Compendious View of the Natural and ...

John Aikin - 1807 - 416 σελίδες
...circumference, which is every where equally distant from a point within the figure called the centre. 2. A diameter of a circle is a straight line drawn through...centre and terminated both ways by the circumference. 3. An arc of a circle is any part of the circumference. 4. The circumference of every circle is supposed... ## An Essay on the Teeth of Wheels: Comprehending Principles, and Their ...

Robertson Buchanan - 1808 - 164 σελίδες
...radii, is used, when more than one such line is spoken of. 0 5. The diameter of a circle, is a right line drawn through the centre, and terminated both ways by the circumference. 6. The arc of a circle is any part of its circumference. 113 7. A chord of an arc, is a right line... ## Elements of Geometry, Geometrical Analysis, and Plane Trigonometry ...

Sir John Leslie - 1809 - 524 σελίδες
...line its radius, and the boundary traced by the remote end of that line its circumference. 3\$. The diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference. It is obvious that all radii of the same circle are equal to each other and to a semidiameter. 36....