| Edward Mann Langley, W. Seys Phillips - 1890 - 538 pages
...angles. 31. An Oblong is that which has all its angles right angles, but has not all its sides equai. 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... | |
| Isaac Hammond Morris - Geometry, Plane - 1890 - 440 pages
...rectangle or oblong has its opposite sides equal and all its angles right angles. Fig. 23. 28. A rhombus has all its sides equal, but its angles are not right angles. Fig. 24. 29. A rhomboid has its opposite sides equal, but its angles are not right angles. Fig. 25.... | |
| Euclid - Geometry - 1892 - 460 pages
...angle a right angle, then all its angles will be right angles.] 29. A rhombus is a four.sided figure which has all its sides equal, but its angles are not right angles. 30. A trapezium is a four.sided figure which has two of its sides parallel. ON THE POSTULATES. In order... | |
| John Humphrey Spanton - Geometrical drawing - 1895 - 608 pages
...rectangle or oblong has only its opposite sides equal, but has four equal angles (Fig. 18). A rhombus has all its sides equal, but its angles are not right angles (Fig. 19). Fig. 19. Fig. 20. A rhomboid has only its opposite sides equal, and its angles are not right... | |
| James Ward - Architecture - 1896 - 236 pages
...four-sided figure which has its opposite sides parallel. (Fig. 6.) * A Rhombus is a four-sided figure which has all its sides equal, but its angles are not right angles. (Fig.;.) A Lozenge is a square set angle-wise. (Fig. 8.) FIG. : FIG 3 FIG. 5 FII; 7 FIG. 2 FIG. 4 FIG.... | |
| Frank Castle - Mathematics - 1899 - 424 pages
...which has all its sides equal and all its angles right angles. A rhombus is a parallelogram having all its sides equal, but its angles are not right angles. A trapezium is a four-sided figure which has two of its sides parallel. FIo. 105.— A Parallelogram... | |
| Euclid, Henry Sinclair Hall, Frederick Haller Stevens - Euclid's Elements - 1900 - 330 pages
...which has all its angle right angles, but 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... | |
| Frank Castle - Mathematics - 1900 - 184 pages
...which has all its sides equal, and all its angles right angles. A rhombus is a parallelogram having all its sides equal, but its angles are not right angles. A trapezium is a four-sided figure which has two of its sides parallel. A quadrilateral is any figure... | |
| Euclid - Euclid's Elements - 1904 - 488 pages
...has all its angles right angles, but 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... | |
| Joseph H. Rose - Sheet-metal work - 1906 - 340 pages
...rectangle is that which has all its angles right angles, but only its opposite sides equal as in Fig. 9. A rhombus is that which has all its sides equal, but its angles are not right angles as in Fig. 10. Fig. 9. Fig. 10. A quadrilateral figure which has its opposite sides parallel is called... | |
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