 | Charles Hutton - 1788 - 728 Seiten
...different directions, and meeting in a point. 14. Angles are right or oblique, acute or obtufe. 15. A right angle, is that which is made by one line perpendicular to another. Or when, the angles on each fide are equal to one another, they are right .angles. 1 6 An oblique angle is that which is made by... | |
 | Samuel Webber - 1808 - 466 Seiten
...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...side are equal to one another, they are right angles. 1 6. An oblique angle is that, which is made by two oblique lines, ajid is either less or greater than... | |
 | Peter Nicholson - 1808 - 260 Seiten
...the fame plane, meeting in a point, as I. 14. Angles are either right, acute, or oblique, as K. 15. A right angle is that which is made by one line perpendicular to another, or when the angles on eachßde are equal, as G. 16. An acute angle is lefs than a right angle, as K. 17. An obiufe angle... | |
 | Peter Nicholson - 1809 - 426 Seiten
...towards one another, meeting in a point, as D. 15. Angles are either right, acute, or oblique, as E. 16. A right angle is that which is made by one line perpendicular...another, or when the angles on each side are equal, as F. 17- An acute angle is less than a right angle, as G. 18. An obtuse angle is greater than a right... | |
 | Charles Hutton - 1811 - 406 Seiten
...different directions, and meeting in 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...angle. 17. An Acute Angle is less than a right angle. N^ ; 18. An Obtuse Angle is greater than a right N< angle. l 9. Superficies are either Plane or Curved.... | |
 | Charles Hutton - 1816 - 610 Seiten
...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 perpendicular...oblique lines ; and is either less or greater than u right angle. 17. An Acute Angle is less than a right angle. 18. An Obtuse Angle is greater than a... | |
 | Charles Hutton - 1818 - 646 Seiten
...different directions, and meeting in a point. 14. Angles are Right or Oblique, Acute or Obtuse. 15. A Right Angle is that which is made by one line perpendicular...either less or greater than a right angle. 17. An Acule Angle is less than a right angle. 18. An Obtuse Angle is greater than a right \. j angle. \,... | |
 | Charles Hutton - 1825 - 608 Seiten
...different directions, and meeting in a point. 14. Angles are Right or Oblique, Acute or Obtuse. 16. A Right Angle is that which is made by one line perpendicular...one another, they are right angles. 16. An Oblique Am;le is that which is made by two oblique lines ; and is either less or greater than a right angle.... | |
 | Joseph Guy - 1832 - 412 Seiten
...point where they meet is called the angular point, and the lines AB and AC, are called sides or legs. A Right Angle is that which is made by one line perpendicular...side are equal to one another, they are right angles ; as the angles M and N (fig. 3.) The measure of a right angle is a quadrant of 90 degrees. An Acute... | |
 | Peter Nicholson - 1832 - 424 Seiten
...towards one another in the same plane, meeting in a point. Angles are either right, acute, or oblique. A right angle is that which is made by one line perpendicular...another, or when the angles on each side are equal. An acute angle is less than a right angle. A plane is a surface with which a straight line will every... | |
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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. 
