| Noble Heath - 1856 - 455 sider
...having all its angles right angles, hut only its opposite sides equal. 107. The Pythagorean Table, **which has all its sides equal, and all its angles right angles,** is a square. As the divisions of its sides are also equal, suppose each to he 1 inch long : then, as... | |
| Thomas Cogswell Upham - 1857
...brought out by a successive comparison of propositions. We say, for instance, that a square is a figure, **which has all its sides equal, and all its angles right angles.** In this definition there is not only involved equality of sides, but equality of angles. And it is... | |
| Euclides - 1858
...equal to two rt. angles. Ax. 3. If equals be taken from equals, the remainders are equal. Def. 30. **Of four-sided figures a square is that which has all its sides equal, and all its angles** rt. angles. B Given the st. line A 15 ; it is required to draw a square on AB. From A draw AC at rt.angles... | |
| 1858
...with'all his 'cuteness, has cut his own fingers repeatedly, and will to the end of the chapter. xxv. **Of four-sided figures, a square is that which has all its sides equal, and** 234 THE TBA1X. all its angles ri^ht angles. No nearer approach to a regular square in character, has... | |
| Charles Haslett - 1859 - 517 sider
...cubic feet, inches, <fec. mensuration of Superficies. Rectangle. ! A SQUARE is a quadrilateral figure, **which has all its sides equal, and all its angles right angles.** A RECTANGLE is a four-sided figure, which has its angles, right angles, and its opposite sides parallel.... | |
| Robert Potts - 1860 - 361 sider
...triangle is that which has three acute angles. XXX. Of quadrilateral or four-sided figures, a square **has all its sides equal and all its angles right angles....angles right angles, but has not all its sides equal.** XXXH. A rhombus has all its sides equal, but its angles are not right angles. xxxm. A rhomboid has... | |
| Euclides - 1860
...sides are respectively equal, they are said to be equilateral. 40. A square is a four-sided figure **which has all its sides equal, and all its angles right angles,** as S. 41. An oblong or rectangle is a four-sided figure which has all its angles right angles, but... | |
| Alfred Newsom Niblett - 1861
...parallel and equal. and admits of four varieties, viz: 1. The SQUARE. A square is a quadrilateral figure, **which has all its sides equal, and all its angles right angles.** N R.-A right angle is formed by two straight lines which are perpen. dicular to each other. An oblong... | |
| Euclides - 1862
...which has an obtuse angle. XXIX. An acute-angled triangle, is that which has three acute angles. XXX. **Of four-sided figures, a square is that which has...its sides equal. XXXII. A rhombus, is that which has** all its sides equal, but its angles are not right angles. XXXIII. A rhomboid, is that which has its... | |
| Euclides - 1862
...that which has an obtuse angle. 29. An acute-angled triangle is that which has three acute angles. 30. **Of four-sided figures, a square is that which has...its sides equal, and all its angles right angles.** 31. An oblong is that which has all its angles right angles, but not all its sides equal. 32. A rhombus... | |
| |