| Edward Atkins - 1876 - 119 páginas
...acute-angled triangle is that which has three acute angles. 30. Of four-sided figures, a square is that **which has all 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. / 7 32. A... | |
| James Martin (of the Wedgwood inst, Burslem.) - 1876
...— viz., the square, the rectangle, the rhombus, and th* rhomboid. 3. A square is a parallelogram **which has all its sides equal, and all its angles right angles.** Ex. ABCD. 4. A rectangle is a parallelogram which has only its opposite sides equal, but all its angles... | |
| Edward Atkins - 1877
...acute-angled triangle is that which Las three acute angles. 30. Of four-sided figures, a square is that **which has all 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... | |
| Moffatt and Paige - 1879
...passing through the centre, and terminated both ways by the circumference. (6) A sqnare is a four-sided **figure, which has all its sides equal, and all its angles right angles** (or, better, "one of its angles a right angle"). (c) The following are all the cases in the 1st Book:—... | |
| Moffatt and Paige - 1879
...is that which has three acute angles. 30. Of quadrilateral or four-sided figures, a square is that **which has all its sides equal and all its angles right angles.** 31. An oblong is that which has all its angles right angles, but has not all its sides equal. 32. A... | |
| Isaac Sharpless - 1879 - 266 páginas
...equal, latus, a side. * Poly, many; gonia, an angle. * Isos, equal; ecelos, a leg. 23. A square is one **which has all its sides equal, and all its angles right angles.** 24. A rectangle 1 is one which has its opposite sides equal and all its angles right angles. 25. A... | |
| Euclides - 1879
...angular point opposite to that side is called the vertex^ 30. Of four-sided figures : A square is that **which has all 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... | |
| Isaac Todhunter - 1880 - 400 páginas
...acute-angled triangle is that which has three acute angles. Of four-sided figures, 30. A square is that **which has all 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... | |
| Marianne Nops - 1882
...diagonal. Parallelograms are of four kinds, which are thus defined by Euclid : — 30. ' A square is that **which has all its sides equal and all its angles right angles.'** 31. ' An oblong, or rectangle, is that which has all its angles right angles, but not all its sides... | |
| Euclides - 1883 - 96 páginas
...quadrilateral figure is a plane figure enclosed by four straight lines. 24. A square is a four-sided **figure which has all its sides equal and all its angles right angles.** It is sufficient, if all the sides are equal, to have one angle a right angle, as it may then be proved... | |
| |