 | Mathematics - 1801 - 446 pages
...cutting, if both be produced. .13. An angle is f <- inclination, l>r opening, of two lines, hsving different directions, and meeting in a point. 14. Angles are right or oblique, acute or obtuse* 15. A right «»£.'-. Sri'tiKif, which is made by one line perpendicular to an-* other. Or... | |
 | Samuel Webber - Mathematics - 1808 - 466 pages
...tangential, or a tangent, to another, when it touches it without culling, if both be produced. 1 3. An angle is the inclination, or opening, of two lines,...having different directions, and meeting in a point. 341 15. A right angle is that, which is •made by one line perpendicular to another. Or when the angles... | |
 | Charles Hutton - Mathematics - 1811 - 406 pages
...line or circle is Tangential, or "af \ Tangent to a circle, or other curve, when it y^x touches it, without cutting, when both are produced. 13. An Angle...a point. 14. Angles are Right or Oblique, Acute or Obtuse. 1 5. A Right Angle is that which is made by one line perpendicular to another. Or when the... | |
 | Charles Hutton - Mathematics - 1816 - 610 pages
...equal. 12. A line or circle is Tangential, or a Tangent to a circle, or other curve, when it touches it, without cutting, when both are produced 13. An Angle...having different directions, and meeting in a point. U Angles are Right or Oblique, Acute or Obtuse. 15. A Right Angle is that which is made by one line... | |
 | Charles Hutton - Arithmetic - 1818 - 646 pages
...equal. 12. A line or circle is Tangential, or a Tangent to a circle, or other curve, when it touche* it, without cutting, when both are produced. 13. An Angle...a point. 14. Angles are Right or Oblique, Acute or Obtuse. 15. A Right Angle is that which is made by one line perpendicular to another. Or when the angles... | |
 | Charles Hutton - Mathematics - 1822 - 616 pages
...equal. 12. A line or circle is Tangential, or a Tangent to a circle, or other curve, when it touches it, without cutting, when both are produced. 13. An Angle...a point. 14 Angles are Right or Oblique, Acute or Obtase. 15. A Right Angle is that which is made by one line perpendicular to another. Or when the.... | |
 | Anthony Nesbit - Surveying - 1824 - 476 pages
...lines. ' 9. A solid is a figure of three dimensions, namely, length, breadth, and thickness. < 10. An angle is the inclination or opening of two lines,...having different directions, and meeting in a point, which is called the angular point, as at A; and when three letters are used, the middle one denotes... | |
 | Jacob Abbot Cummings - Cartography - 1825 - 216 pages
...touches a circle, or part of A circle, without cutting it when produced. DEFINITIONS. 185 An angle is the opening of two lines, having different directions, and meeting in a point. A right angle is that which is made by a line perpendicular to another. 1 An oblique angle is one that... | |
 | Ira Wanzer - Arithmetic - 1831 - 408 pages
...ihehypothenuse ; thti next longest side the base , and the shortest side the perpendicular. Base. * An angle is the inclination or opening of two lines,...having different directions, and meeting in a point. Thus, in the above right nngled triangle ABC, an i iiglu is formed by the meeting of the two lines... | |
 | William Grier - Mechanical engineering - 1832 - 366 pages
...12. A line or circle is Tangential, or is a Tangent to a circle or other curve, when it touches it, without cutting, when both are produced. 13. An Angle...a point. 14. Angles are Right or Oblique, Acute or Obtuse. 15. A Right angle is that which is made by one line perpendicular to another. Or when the angles... | |
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A Right Angle is that which is made by one line perpendicular to another. Or when the angles on each side are equal to one another, they are right angles. 
