| Charles Hutton - Measurement - 1788 - 703 pages
...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 - Mathematics - 1808
...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
...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
...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 - Mathematics - 1816
...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 - Mathematics - 1818
...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 - Mathematics - 1822
...different directions, and meeting in a point. 14 Angles are Right or Oblique, Acute or Obtase. 15. **A Right Angle is that which is made by one line perpendicular...angle. 17. An Acute Angle is less than a right angle.** 18. An Obtuse Angle is greater than a right angle. 19. Superficies are either Plane or Curved. 20.... | |
| Charles Hutton - Mathematics - 1825
...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.... | |
| Charles Hutton - Mathematics - 1831
...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...angle. 17. An Acute Angle is less than a right angle.** 18. An Obtuse Anglo is greater than a right angle. 19. Superfices are either Plane or Curved. 20. A... | |
| Charles Hutton - Mathematics - 1831
...and meeting in a point. 14. Angles are Right or Oblique, Acute or Obtuse. 15. A Right Angle isthat **which is made by one line perpendicular to another....angle. 17. An Acute Angle is less than a right angle.** 18. An Obtuse Angle is greater than a right angle. 19. Superfices are cither Plane or Curved. 20. A... | |
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