 | Charles Hutton - Mathematics - 1822 - 616 pages
...semicircle contains 100 degrees, and a quadrant 90 degrees. 3. The measure of an angle (Def. 58, Geom.) is an arc of any circle contained between the two...centre ; and it is estimated by the number of degrees continued in that arc. Hence, a right angle, being measured by a quadrant, or quarter of the circle,... | |
 | Charles Hutton - Mathematics - 1825 - 608 pages
...semicircle contains ICO degrees, and u quadrant 90 degrees. 3. The measure of an angle (Def 58, Geom.) is an arc of any circle contained between the two...number of degrees contained in that arc. Hence, a fight angle, being measured by a quadrant, or quarter of the circle, is an angle of 90 degrees ; and... | |
 | Thomas Curtis - Aeronautics - 1829 - 814 pages
...a semicircle contains 180 degrees, and a quadrant ninety degrees. 41. The MEASURE OF A RECTILINEAL ANGLE is an arc of any circle contained between the...centre, and it is estimated by the number of degrees in that arc. Fig. 25. 42. IDENTICAL FIGURES are such as have all the sides and [all the angles of the... | |
 | John Bonnycastle - Geometry - 1829 - 256 pages
...60 equal parts, called minutes; and so on. 48. The measure of any right-lined angle is an arc of a circle contained between the two lines which form that angle, the angular point being the centre. Note. The angle is estimated by the number of degrees contained in the arc; whence a right angle is... | |
 | Charles Hutton - Mathematics - 1831 - 660 pages
...semicircle contains 180 degrees, and a quadrant 90 degrees. 3. The Measure of an angle (Def. 57, Geom.) is an arc of any circle contained between the two...estimated, by the number of degrees contained in that arc. t Hence, a right angle, being measured by a quadrant, or quarter of the circle, is an angle of 90 degrees... | |
 | Arthur Parsey - Miniature painting - 1831 - 242 pages
...measure of a right-lined angle is the arc of any circle contained between the two lines which form the angle, the angular point being the centre, and it is estimated by the number of degrees in that arc. (Plate 3, fig. 19.) A right-lined figure is inscribed in a circle when all the angular... | |
 | William Grier - Mechanical engineering - 1832 - 366 pages
...and so on. Hence a semicircle contains 180 degrees, and a quadrant 90 degrees. 58. The Measure of an angle, is an arc of any circle contained between the...estimated by the number of degrees contained in that arc. 59. Lines, or chords, are said to be Equidistant from the centre of a circle, when perpendiculars drawn... | |
 | Peter Nicholson - Bricklaying - 1832 - 424 pages
...from an angle or its vertex, to the opposite side, called the base. The measure of any right lined angle, is an arc of any circle contained between the two lines which form the angle, the angular point being the centre. A solid is said to be cut by a plane, when it is divided... | |
 | William Grier - Mechanical engineering - 1836 - 384 pages
...and so on. Hence a semicircle contains 180 degrees, and a quadrant 90 degrees. 58. The Measure of an angle, is an arc of any circle contained between the...estimated by the number of degrees contained in that arc. 59. Lines, or chords, are said to be Equidistant from the centre of a circle, when perpendiculars drawn... | |
 | Edward Shaw - Architecture - 1836 - 438 pages
...point, and ab, and bc, will be the two sides containing that angle. 53. The measure of any right lined angle, is an arc of any circle contained between the two lines which form the angle, the angular point being in the centre, as K. Thus if the arc b с d be double of the arc... | |
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Geom.) is an arc of any circle contained between the two lines which form that angle, the angular point being the centre ; and it is •estimated by the number of degrees contained in that arc. 
