| Euclides - 1842 - 316 páginas
...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 drawn through...centre, and terminated both ways by the circumference. A semidiameter of a circle is now usually called the radius. XVIII. A semicircle is the figure contained... | |
| Roswell Chamberlain Smith - 1842 - 320 páginas
...from a certain point within it. called the CENTRE. An ARC is any part of the circumference. 35. The DIAMETER of a circle, is a straight line drawn through the centre and terminating in the circumference on each side. A Q. What is a Quadrilateral? 27. Parallelogram? 27.... | |
| Philip Kelland - 1843 - 168 páginas
...therefore it appears not to be inconsistent with the Elements to adopt it in the former case too. • 14. A diameter of a circle is a straight line drawn through...centre, and terminated both ways by the circumference. Euclid adds, " which divides the circle into two equal parts. " This addition is in reality a theorem... | |
| William Pease - 1843 - 80 páginas
...poles, the lineal length of each degree of longitude, depends upon its distance from the equator. XVII. A diameter of a circle is a straight line drawn through...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 off... | |
| Roswell Chamberlain Smith - 1843 - 322 páginas
...from a certain point within it, called the CENTRE. An ARC is any part of the circumference. 35. The DIAMETER of a circle, is a straight line drawn through the centre and terminating in the circumference on each side. A Fig. 14. Q. What is a Quadrilateral? 27.Parallelogram?... | |
| Euclid - 1845 - 218 páginas
...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 line drawn through...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 off... | |
| Euclides - 1845 - 544 páginas
...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 line drawn through...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 off... | |
| Euclides, James Thomson - 1845 - 382 páginas
...following, which ia Euclid,s definition of the semicircle, will perhaps be preferred by some : — " A semicircle is the figure contained by a diameter...part of the circumference cut off by the diameter." lt may be proved that a diameter divides a circle into two equal parts, by inverting one of them and... | |
| Scottish school-book assoc - 1845 - 444 páginas
...it to the circumference 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...centre, and terminated both ways by the circumference. ' 17- A semicircle is the figure contained by a diameter and the part of the circumference cut off... | |
| William Templeton (engineer.) - 1845 - 210 páginas
...The radius of a circle is a straight line drawn from the centre to the circumference, as OB. 4. The diameter of a circle is a straight line drawn through the centre, and terminated both ways at the circumference, as C 0 A. 5. A chord is a straight line joining any two points of the circumference,... | |
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