 | Charles Hutton - Measurement - 1788 - 728 pages
...A femicircle is half the circle, or a fegment cut off by a diameter. 51. A feftor is any part of a circle, bounded by an arc, and two radii, drawn to its extremities, 52. A quadrant, or quarter of a circle, is a fector having a quarter of the circumference for its arc,... | |
 | Mathematics - 1801 - 446 pages
...A sector is any part of a .circle, bounded by an arc, ^nd two radii, drawn to its extremities. 52. A quadrant, or quarter of a circle, is a sector, having a quarter of the circumference for its arc, and its two radii are perpendicular to each other. 53. The height,... | |
 | Isaac Dalby - Mathematics - 1807 - 968 pages
...a diameter. Half the circumference is sometimes called a semicircle. 56. A sector is any part of a circle bounded by an arc and two radii drawn to its extremities. Thus if C be the centre, ACB is a sector. When the angle at C is right, the sector (and sometimes the... | |
 | Samuel Webber - Mathematics - 1808 - 466 pages
...A semicircle is half the circle, or a segment cut oil" by a diameter. 51. A sector is any part of a circle, bounded by an arc, and two radii, drawn to its extremities. 52. A quadrant, or quarter of a circle, is a sector, having a quarter of the circumference for its... | |
 | Peter Nicholson - 1809 - 426 pages
...half the circle , or a segment cut off by the diameter; ,as E. . ,. ; 49. A sector is any part of a circle bounded by an arc and two radii, drawn to its extremities, as F. /. .', 50. A quadrant, or quarter of a circle, is a sector, having a quarter of the circumference... | |
 | Charles Hutton - Mathematics - 1811 - 406 pages
...Sector is any part of a circle which is bounded by an arC, and two radii drawn to its extremities. 53- A Quadrant, or Quarter of a circle, is a sector having a quarter of the circumference for its arc-, and its two radii are perpendicular to each other. A quarter of... | |
 | Charles Hutton - Mathematics - 1816 - 610 pages
...Sector is any part of a circle which is bounded by an arc, and two radii drawn to its extremities. 53. A Quadrant, or Quarter of a circle, is a sector having a quarter of the circumference for its arc, and its two radii are perpendicular to each other A quarter of the... | |
 | Charles Hutton - Mathematics - 1822 - 616 pages
...Sector is any part of a circle which is hounded by an arc, and two radii drawn to its extremities. 53. A Quadrant, or Quarter of a circle, is a sector having a quarter of the circumference for its arc, and its two radii are perpendicular to each other. A quarter of the... | |
 | Zadock Thompson - Arithmetic - 1828 - 238 pages
...figure is a perpendicular let fall from an angle, or its vertex, to the oppnsite side, called the hase. A quadrant, or quarter of a circle is a sector having a quarter of the circomference for it arc and its two radti perpendicular to eacn other ACD, or BCD, fig. 17... | |
 | Thomas Curtis - Aeronautics - 1829 - 814 pages
...part of a circle which is bounded by an arc and two radii drawn to its circumference. Fig. 22. 37. A QUADRANT, or quarter of a circle, is a sector having a quarter of a circle for its arc, and its two radii perpendicular to each other. A quarter of the circumference... | |
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A Quadrant, or Quarter of a circle, is a sector having a quarter of the circumference for its arc, and its two radii are perpendicular to each other. 
