| Henry Lewis (M.A.) - Measurement - 1875 - 104 pages
...angles. A rectangle (or oblong) has its opposite sides equal, and all its angles right angles. A rhombus has all its sides equal, but its angles are not right angles. A rhomboid has its opposite sides equal, but its angles are not right To find the area of a rhombus or rhomboid,... | |
| Edward Atkins - 1876 - 130 pages
...32. A rhombus is that which has all its sidea / / 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 L / sides are not equal, nor its angles right angles. 34. Parallel straight lines are such as are _in... | |
| James Martin (of the Wedgwood inst, Burslem.) - 1876 - 334 pages
...— AD NOTE. — This kind of parallelogram is also termed an oblong. 5. A rhombus is a parallelogram which has all its sides equal, but its angles are not right angles. Ex. A BCD — AD NOTE. — In each case its opposite angles are equal to each other. 6. A rhomboid... | |
| Robert Potts - Geometry - 1876 - 446 pages
...oblong is that which has all its angles right angles, but has not all its tides equal. xxxn. A rhombus has all its sides equal, but its angles are not right angles. xxxnt A rhomboid has its opposite sides equal to each other, but all it* *ides are not equal, nor its... | |
| Edward Atkins - 1877 - 72 pages
...angles. 31. An 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... | |
| Euclides - 1877 - 58 pages
...all its angles right angles, but has not all its sides equal. 32. A rhombus is a four-sided figure which has all its sides equal, but its angles are not right angles. 33. A rhomboid is a four-sided figure which has its opposite sides equal to one another, but all its... | |
| Alfred Hiley - 1879 - 228 pages
...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... | |
| Moffatt and Paige - 1879 - 426 pages
...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... | |
| Euclides - 1879 - 146 pages
...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... | |
| Isaac Todhunter - Euclid's Elements - 1880 - 426 pages
...angles : 31. An 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 : 1 33. A rhomboid is that which has its opposite sides equal to one another, but all its sides are... | |
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