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A rhombus is that which has all its sides equal, but its angles are not right angles.
The First Six and the Eleventh and Twelfth Books of Euclid's Elements: With ... - Side 4
av Euclid, James Thomson - 1837 - 390 sider
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## Mensuration for Beginners: With Numerous Examples

Isaac Todhunter - 1869 - 312 sider
...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...
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## Pure mathematics, Volum 1

Edward Atkins - 1874 - 424 sider
...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 f sides...
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## A School Euclid. Being Books I.&II. of Euclid's Elements. With Notes ...

Euclides - 1874 - 120 sider
...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...
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## Euclidian Geometry

Francis Cuthbertson - 1874 - 400 sider
...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....
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## Plane and solid geometry, by G.E. Webster and A. Gardiner

George E. Webster - 1874 - 136 sider
...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...
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## The Elements of Euclid, containing the first six books, with a selection of ...

Euclides - 1874 - 342 sider
...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...
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## Mensuration for elementary and middle class schools

Henry Lewis (M.A.) - 1875 - 104 sider
...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...
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## A graduated course of problems in practical plane and solid geometry

James Martin (of the Wedgwood inst, Burslem.) - 1876 - 334 sider
...— 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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## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - 1876 - 446 sider
...oblong is that which has all its angles right angles, but has not all its tides equal. xxxn. A rhombus has all its sides equal, but its angles are not right angles. xxxnt A rhomboid has its opposite sides equal to each other, but all it* *ides are not equal, nor its...
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## Euclid, book i., propositions i. to xxvi., with exercises and alternative ...

Euclides - 1877 - 58 sider
...is a four-sided figure which has all its angles right angles, but has 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...
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