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 Bøker Bok 11–20 av 156 på A rhomboid, is that which has its opposite sides equal to one another, but all its...
A rhomboid, is that which has its opposite sides equal to one another, but all its sides are not equal, nor its angles right angles.
The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ... - Side 2
av Euclides - 1816 - 528 sider
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## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - 1806 - 311 sider
...XXIV. _ Book I. An acute angled triangle is that which has three acute angles, i XXV. Of four sided figures, a square is that which has all its sides equal, and all its angles right angles. XXVI. An oblong is that which has all its angles right angles, but has not all its sides equal. XXVII....
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## The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclid - 1810 - 518 sider
...obtuse angle. XXIX. An acute-angled triangle, is that which has three acute angles. XXX. Of four sided figures, a square is that which has all its sides...which has all its angles right angles, but has not all Us sides equal. j\ j\ A, I 1 A rhombus, is that which has all its sides equal, but its angles are not...
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## The Eclectic review. vol. 1-New [8th]

1811
...to Euclid s definition.' ' The change in def. 30 of Dr. Simson and 26 of the Professor, " an oblong has all its angles right angles, but has not all its sides equal," is but an uncouth expression; at least, it U not preferable to Euclid's def. 31. And in the Doctor's...
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## Elements of Crystallography: After the Method of Haüy; With, Or Without ...

Friedrich Christian Accum - 1813 - 396 sider
...equal to one another, and whose angles are right ones, as Fig. 2929 A rectangle is a parallelogram which has all its angles right angles, but has not all its sides equalr It is also called an oblong, being longer than broad. See Fig. 30. A rhombus, or lozenge, is...
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## Pantologia. A new (cabinet) cyclopædia, by J.M. Good, O. Gregory, and N ...

...angled triangle, is that which ha* three arute angles. ¡ ' 50. Of four sided figures, asqnnre isthat which has all its sides equal, and all its angles right angles. 51. An oblong, is that which has all its angles right angles, Lu' has not all its sides equal. 32....
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## The Elements of Euclid; viz. the first six books, together with the eleventh ...

Euclides - 1814
...which has an obtuse angle. XXIX. An acute angled triangle is that which has three acute angles. XXX. Of four-sided figures, a square is that which has...sides equal, and all its angles right angles. XXXI. v An oblong, is that which has all its angles right angles, but has not all its sides equal. XXXII....
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## Elements of Geometry: Containing the First Six Books of Euclid: With a ...

John Playfair - 1819 - 317 sider
...obtuse angle. XXIV. An acute angled triangle, is that which has three acute angles. XXV. Of four sided figures, a square is that which has all its sides equal, and all its angles right angles. XXVI. An oblong, is that which has all its angles right angles, but has not all its sides equal. i...
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## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - 1819 - 333 sider
...which has all its sides equal, and all its angles right angles. y . XXVI. An oblong, is that which hat all its angles right angles, but has not all its sides equal. XXVII. A rhombus, k that which ha» all its aides equal, but its angles are not right angles. XXVIH....
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## The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclid, Robert Simson - 1821 - 516 sider
...which has an obtuse angle. XXIX. An acute-angled triangle, is that which has three acute angles. XXX. Of four-sided figures, a square is that which has...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...
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## The First Six Books with Notes

Euclid - 1822 - 179 sider
...quadrilateral figure, Fig. \\. whose opposite sides are parallel. 31. A square is a quadrilateral figure, which has all its sides equal, and all its angles right angles. 32. Rectilineal figures, which have more than four sides, are called polygons. Postulates. 1 . Let...
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