 | Robert Simson - 1806 - 546 σελίδες
...XXXI. Aii oblong is 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 - 1806 - 320 σελίδες
...XXVI. An oblong is 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... | |
 | John Playfair - 1819 - 354 σελίδες
...An oblong, is that 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 Lees - 1826 - 276 σελίδες
...oblong, is 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 equal to one another. XXX.— All other... | |
 | Euclid, John Playfair - 1826 - 326 σελίδες
...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 - 1827 - 546 σελίδες
...XXXI. An oblong is 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... | |
 | John Playfair - 1833 - 346 σελίδες
...XXVI. An oblong, is that which has all its angles right angles, but has not-all its sides equal. xxvir. A rhombus, is that which has all its sides equal, but its angles are n»t right angles. XXVIII. A rhomboid, is that which has its opposite sides equal to one another,.... | |
 | Euclid - 1835 - 540 σελίδες
...XXXI. An oblong is 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 - 1835 - 336 σελίδες
...rectangle, is that which has all its angles right angles, but has not all its sides equal. 26. A lozenge, or rhombus, is that which has all its sides equal, but its angles are not right angles. 27. A parallelogram, or rhomboid, is that which has its opposite sides parallel, but all its sides... | |
 | Euclid, James Thomson - 1837 - 410 σελίδες
...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 ; but its angles are not right angles." The latter of these is a correct definition of the figure ; but it does not point the rhombus out as... | |
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A rhombus, is that which has all its sides equal, but its angles are not right angles. 
