 | Euclides - 1838 - 264 pages
...no necessity to alter the phraseology of the work in this respect. XIV. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. XV. A semicircle is the figure contained by a diameter, and the part of the circumference... | |
 | Euclides - 1841 - 378 pages
...another. XVI. And this point is called the centre of the circle. XVII. A diameter of a 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... | |
 | John Playfair - Euclid's Elements - 1842 - 332 pages
...one another . 12. And this point is called the centre of the circle. 13. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. 14. A semicircle is the figure contained by a diameter and the part of the circumference... | |
 | Euclides - 1842 - 320 pages
...to one another. XVL This point is called the centre of the circle. XVII, A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. A semidiameter of a circle is now usually called the radius. XVIII. A semicircle is... | |
 | William Pease - Geometry - 1843 - 80 pages
...degree of longitude, depends upon its distance from the equator. XVII. A diameter of a 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... | |
 | Philip Kelland - Algebra - 1843 - 168 pages
...inconsistent with the Elements to adopt it in the former case too. • 14. A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. Euclid adds, " which divides the circle into two equal parts. " This addition is in... | |
 | Nathan Scholfield - Conic sections - 1845 - 244 pages
...two opposite and similar hyperbolas QA#, Q/a?', which in this case are called opposite hyperbolas. 3. If a straight line be drawn joining the foci, and...4. The distance from the centre to either focus is sailed the eccentricity. 5. Any straight line drawn through the centre, and terminated by two opposite... | |
 | Nathan Scholfield - 1845 - 896 pages
...P,, P,, P3, Join S,P,, H,P,; S,P2, HP, ; S.P3, H,P3; then, SP, + HP, = SP, + HP, = SR. + HP, = 3. It' a straight line be drawn joining the foci and bisected, the point of bisection is called the-cen<re. 4. The distance from the centre to either focus is called the eccentricity. 5. Any straight... | |
 | Euclides - 1845 - 544 pages
...another. XVI. And this point is called the centre of the circle. XVII. A diameter of a 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... | |
 | Scottish school-book assoc - 1845 - 434 pages
...are equal to one another; 15. And this point is called the centre. 16. The diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference. ' 17- A semicircle is the figure contained by a diameter and the part of the circumference... | |
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... 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 of the circle. 
