| Alfred Hiley - 1879 - 188 sider
...OR THE RHOMBUS AND RHOMBOID. Definitions. — The rhombus (fig. 1) is a four-sided figure ABB Kg. 1. **which has all its sides equal, but its angles are not right angles. The** rhomboid (fig. 2) is a four- sided figure which has its opposite sides equal and parallel, but all... | |
| Euclides - 1879
...An oblong is that which has all its angles right angles, but not all its sides equal. 32. A rhombus **has all its sides equal, but its angles are not right angles.** 33. A rhomboid has its opposite sides equal to one another, but all its sides are not equal, nor its... | |
| Moffatt and Paige - 1879
...oblong is that which has all its angles right angles, but has not all its sides equal. 32. A rhombus **has all its sides equal, but its angles are not right angles.** 33. A rhomboid has its opposite sides equal to each other, but all its sides are not equal, nor its... | |
| Thomas Liddell Ainsley - 1880
...measured perpendicularly, or, as it is moro commonly stated, Area = base X altitude. Def.—A Rhombus fe **a four-sided figure which has all its sides equal, but its angles are not** right-angles. KOTE.—It will bo observed that the rhombus and rhomboid differ from the square and... | |
| Isaac Todhunter - 1880 - 400 sider
...is that which has all its angles right angles, but not all its sides equal : 32. A rhombus is that **which has all its sides equal, but its angles are not right angles** : 1 33. A rhomboid is that which has its opposite sides equal to one another, but all its sides are... | |
| 1882
...certain point (called the centre) within the figure to the circumference are equal to one another. **A rhombus is a four-sided figure which has all its sides equal, but its angles are not right angles.** An axiom is a theorem, the truth of which is admitted without proof. Two magnitudes are said to be... | |
| Euclides - 1883 - 96 sider
...oblong, is a four-sided figure which has not all its sides equal, but its angles are right angles. 26. **A rhombus is a four-sided figure which has all its sides equal, but its angles are not right angles.** 27. A rhomboid is a four-sided figure which has its opposite sides equal, but not all its sides equal,... | |
| William Dodds - 1883
...yd. be 18s., find the width of the paper. THE RHOMBUS AND RHOMBOID. 57. A Rhombus is a parallelogram **which has all its sides equal, but its angles are not right angles.** Squara P a Bhombua If a square picture. frame, ABGD, be taken and wrested out of the perpendicular,... | |
| Stewart W. and co - 1884
...the 12th axiom of Euclid. 1. A straight line is that which lies evenly between its extreme points. 2. **A rhombus is a four-sided figure which has all its sides equal, but its angles are not right angles.** 3. If a straight line meets two straight lines so as to make the two interior angles on the same side... | |
| Euclides - 1884
...oblong is that which has all its angles right angles but not all its sides equal. 32. A rhombus is that **which has all its sides equal, but its angles are not right angles.** 33. A rhomboid is that which has its opposite sides equal to one another, but all its sides are not... | |
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