 | Edward Atkins - 1877 - 72 pàgines
...called a perpendicular to it. 1 1 . An obtuse angle is that which is greater than a right angle. 12. An acute angle is that which is less than a right angle. 13. A term or boundary is the extremity of anything. 14. A figure is that which is enclosed by one... | |
 | Āryabhaṭa - 1878 - 100 pàgines
...called a perpendicular to it. XVII. An obtuse angle is that which is greater than a right angle. And an acute angle is that which is less than a right angle. XVIII. Eeetilineal (or rectilinear) figures are those which are bounded by straight lines. XIX. Triangles... | |
 | James Elliot - 1879 - 118 pàgines
...23. The angle on either side of the perpendicular is called a Right Angle, as NOL, or NOM, or F. 24. An Acute Angle is that which is less than a right angle, as G. 25. An Obtuse Angle is greater than a right angle, as H. 26. An Oblique Angle is any one that... | |
 | Moffatt and Paige - 1879 - 428 pàgines
...is called a perpendicular to it. n. An obtuse angle is that which is greater than a right angle. 12. An acute angle is that which is less than a right angle. 13. A term, or boundary, is the extremity of anything. 14. A figure is that which is enclosed by one... | |
 | Isaac Sharpless - 1879 - 282 pàgines
...greater than a right angle. 10. An acute * angle is one that is less than a right angle. Figure. 11. A figure is that which is enclosed by one or more boundaries. 12. Rectilineal 3 figures are those contained by straight lines; 13. Triangles* by three straight lines;... | |
 | Euclides - 1879 - 146 pàgines
...called a perpendicular to it. 11. An obtuse angle is that which is greater than a right angle. la. An acute angle is that which is less than a right angle. 13. A term or boundary is the extremity of anything. 14. A figure is that which is enclosed by one... | |
 | Isaac Todhunter - 1880 - 426 pàgines
...called a perpendicular to it. 11. An ol>tuso angle is that which is greater than a right angle. 12. An acute angle is that which is less than a right angle. 13. A term or boundary is the extremity of any thing. 14. A figure is that which is enclosed by one... | |
 | Euclides - 1881 - 236 pàgines
...boundary is the extremity of any thing.] This definition is unnecessary, being merely verbal. XIV. A figure is that which is enclosed by one or more boundaries. This definition le applicable to solid figurca, u well u to plane figures XV. A circle is a plane figure... | |
 | Marianne Nops - 1882 - 278 pàgines
...called a perpendicular to it.' 11. 'An obtuse angle is that which is greater than a right angle.' 12. 'An acute angle is that which is less than a right angle.' OF FIGURES. 13. ' A term or boundary is the extremity of anything.' 14. ' A figure is that which is... | |
 | John Ogilvie - 1882 - 724 pàgines
...Kg- 5Fig. 4. angles ABC and ABD equal to one another, each of these angles is called a right angle. An acute angle is that which is less than a right angle, as EB c. An obtum angle Is that which is greater than a right angle, s> EB D. Acute and obtuse angles... | |
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... angles is called a right angle ; and the straight line which stands on the other is called a perpendicular to it. 11. An obtuse angle is that which is greater than a right angle. 12. An acute angle is that which is less than a right angle. 13. A term... 
