 | Euclid, Isaac Todhunter - Euclid's Elements - 1867 - 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 : 33. A rhomboid is that which has its opposite sides equal to one another, but all its sides are not... | |
 | Robert Potts - 1868 - 434 pages
...oblong is that which has all its angles right angles, but has not all its sides equal. XXXIL A rhombus has all its sides equal, but its angles are not right angles. XXXIII. A rhomboid has its opposite sides equal to each other, but all its sides are not equal, nor... | |
 | Isaac Todhunter - Measurement - 1869 - 312 pages
...angles right angles. A square is a rectangle with all its sides equal. A rhombus is a parallelogram which has all its sides equal, but its angles are not right angles. A trapezoid has two sides parallel. 13. Any side of a triangle may be called the base ; then the height... | |
 | Euclides - 1874 - 120 pages
...angles. 81. 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... | |
 | Edward Atkins - 1874 - 428 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 L / sides... | |
 | Francis Cuthbertson - Euclid's Elements - 1874 - 400 pages
...straight lines. An oblong ' has all its angles right angles, but has not all its sides equal. A rhombus has all its sides equal, but its angles are not right angles. A trapezoid is a four-sided figure which has two of its sides parallel, and the remaining two not parallel.... | |
 | George E. Webster - 1874 - 136 pages
...Oblong has its opposite sides equal to each other, and all the angles are right angles. 29- A Rhombus has all its sides equal, but its angles are not right angles. 30- A Rhomboid has its opposite sides equal to one another, but its angles, not right angles. 31- A... | |
 | Euclides - 1874 - 342 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... | |
 | 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... | |
 | 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... | |
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A rhombus, is that which has all its sides equal, but its angles are not right angles. 
