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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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## Elements of geometry, based on Euclid, book i

Edward Atkins - 1877 - 72 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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## Explanatory Mensuration

Alfred Hiley - 1879 - 230 sider
...OR THE RHOMBUS AND RHOMBOID. Definitions. — The rhombus (fig. 1) is a four-sided figure ABB Kg. 1. which has all its sides equal, but its angles are not right angles. The rhomboid (fig. 2) is a four- sided figure which has its opposite sides equal and parallel, but all...
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## Euclid, books i. & ii., with notes, examples, and explanations, by a late ...

Euclides - 1879 - 146 sider
...An oblong is that which has all its angles right angles, but 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 one another, but all its sides are not equal, nor its...
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## Moffatt's pupil teachers' course (ed. by T. Page). Candidates, 2nd (-4th) year

Moffatt and Paige - 1879 - 426 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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## The engineers' manual of the Local marine examinations

Thomas Liddell Ainsley - 1880 - 866 sider
...measured perpendicularly, or, as it is moro commonly stated, Area = base X altitude. Def.—A Rhombus fe a four-sided figure which has all its sides equal, but its angles are not right-angles. KOTE.—It will bo observed that the rhombus and rhomboid differ from the square and...
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## The Elements of Euclid for the Use of Schools and Colleges: With Notes, an ...

Isaac Todhunter - 1880 - 426 sider
...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 : 1 33. A rhomboid is that which has its opposite sides equal to one another, but all its sides are...
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## The Practical Teacher, Volum 1,Utgave 1

1882 - 676 sider
...certain point (called the centre) within the figure to the circumference are equal to one another. A rhombus is a four-sided figure which has all its sides equal, but its angles are not right angles. An axiom is a theorem, the truth of which is admitted without proof. Two magnitudes are said to be...
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## Geometry for schools, comprising books i. and ii. of Euclid, with some ...

Euclides - 1883 - 176 sider
...oblong, is a four-sided figure which has not all its sides equal, but its angles are right angles. 26. A rhombus is a four-sided figure which has all its sides equal, but its angles are not right angles. 27. A rhomboid is a four-sided figure which has its opposite sides equal, but not all its sides equal,...
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## Mensuration for beginners [With] Answers

William Dodds - 1883 - 202 sider
...yd. be 18s., find the width of the paper. THE RHOMBUS AND RHOMBOID. 57. A Rhombus is a parallelogram which has all its sides equal, but its angles are not right angles. Squara P a Bhombua If a square picture. frame, ABGD, be taken and wrested out of the perpendicular,...
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## Stewart's guide-book to the queen's scholarship and certificate examinations ...

Stewart W. and co - 1884 - 146 sider
...the 12th axiom of Euclid. 1. A straight line is that which lies evenly between its extreme points. 2. A rhombus is a four-sided figure which has all its sides equal, but its angles are not right angles. 3. If a straight line meets two straight lines so as to make the two interior angles on the same side...
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