 | John Playfair - Mathematics - 1806 - 320 pages
...that which has all its angles right angles, but has not all its sides equal. XXVII. A rhombus is that which has all its sides equal, but its angles are not right angles. XXVIII. A rhomboid is that which has its opposite sides equal to one another, but all its sides are... | |
 | Robert Simson - Trigonometry - 1806 - 546 pages
...that which has all its angles right angles, but has not all its sides equal. XXXII. A rhombus is that which has all its sides equal, but its angles are not right angles. XXXIII. A rhomboid is that which has its opposite sides equal to one another, but .all its sides are... | |
 | John Playfair - 1819 - 354 pages
...which has all its angles right angles, but has not all its sides equal. i XXVII. A rhombus, is that which has all its sides equal, but its angles are not ' right angles. - - _ . XXVIII. A rhomboid, is that which has its opposite sides equal to one another; but all its... | |
 | George Crabb - Industrial arts - 1823 - 704 pages
...all its angles right angles, but not all its . sides equal, as A BC D, fig. 1.5. — A rhombus is a figure which has all its sides equal, but its angles are not all right angles, as EFGH, fig. 14. — A rhomboid is a figure which has its opposite sides equal to... | |
 | George Lees - 1826 - 276 pages
...which has all its angles right angles, but has not all its sides equal. XXVIII — A rhombus, is that which has all its sides equal, but its angles are not right angles. XXIX. — A rhomboid, is that which has its opposite sides equal to one another. XXX.— All other... | |
 | Euclid, John Playfair - Euclid's Elements - 1826 - 326 pages
...whieh has all its angles right angles, but has not all Its sides equal. XXVII. A rhombus, is that whieh has all its sides equal, but its angles are not right angles. XXVHI. A rhomboid, is that whieh has its opposite sides equal to one another., but all its sides are... | |
 | Robert Simson - Trigonometry - 1827 - 546 pages
...that which has all its angles right angles, but has not all its sides equal. XXXII. A rhombus, is that which has all its sides equal, but its angles are not right angles. XXXIII. SeeN. A rhomboid, is that which has its opposite sides equal to one another, but all its sides... | |
 | Euclid - 1835 - 540 pages
...that which has all its angles right angles, but has not all its sides equal. XXXII. A rhombus is that which has all its sides equal, but its angles are not right angles. XXXIII. A rhomboid is that which has its opposite sides equal to one another, but all its sides are... | |
 | Euclid, James Thomson - Geometry - 1837 - 410 pages
...is a four-sided figure which has all its sides equal, and all its angles right angles. " A rhombus is a four-sided figure which has all its sides equal...possibility of its having which requires to be proved. Thus, as will appear hereafter, it can be proved, that if a quadrilateral have all its sides equal,... | |
 | Euclides - 1838 - 264 pages
...that which has all its angles right angles, but has not all its sides equal. XXVIII. A rhombus is that which has all its sides equal, but its angles are not right angles. XXIX. A rhomboid is that which has its opposite sides / ~7 equal to one another, but all its sides... | |
| |
A rhombus is that which has all its sides equal, but its angles are not right angles. 
