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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 ... - Seite 2
von Euclides - 1816 - 528 Seiten
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## The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - 1762 - 466 Seiten
...which has three acute angles. XXX. Of four fided figures, a fquare is that which has all its fides equal, and all its angles right angles. XXXI. An oblong...all its angles right angles, but has not " all its fides equal. XXXII. A rhombus is that which has all its fides equal, but its angles arc not right angles....
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## Instructions Given in the Drawing School Established by the Dublin Society ...

Joseph Fenn - 1769
...is that which has all its fides equal, and all its angles right angles. Fig. 22. XXXI. An Oiler g, is that which has all its angles right angles, but has not all its fides equal. Fig. 23. XXXII. • A Rbombui, is that which has all its fides equal, but its angles are...
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## Instructions Given in the Drawing School Established by the Dublin Society ...

Joseph Fenn - 1769
...that which has all its fides equal, and all its angles right angles. Fig. 22. XXXI. An Oblong, i« that which has all its angles right angles, but has not all its fides equal. Fie. 23. XXXII. A Rhombus, is that which has all its fides equal, but its angles are not...
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## The Elements of Euclid, Viz: The Errors, by which Theon, Or Others, Have ...

Robert Simson - 1775 - 520 Seiten
...XXX. Of four fided figures, a fquare is that which has all its fides equal, and all its angles tight angles. XXXI. An oblong, is that which has all its angles right angles, but has not all its fides equal. xxxn. A rhombus, is that which has all its fides equal, but its angles are not right angles....
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## The First Six Books: Together with the Eleventh and Twelfth

Euclid - 1781 - 550 Seiten
...which has three acute angln. XXX. Of four fi Jed figures, a fquare is that which has all its fidet equal, and all its angles right angles. XXXI. An oblong, is that which has ail its angles right angles, bu: has not all its fides equal. XXXII. A rhombus, is that which has all...
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## The philosophical and mathematical commentaries of Proclus ... on the first ...

Proclus (Diadochus.) - 1788 - 350 Seiten
...replete with matter and material imperfection, DEFINITION XXX. Of Quadrilateral Figures, a QUADRANGLE or SQUARE is that which has all its Sides equal, and all its Angles Right Angles. DEFINITION XXXI. i An OBLONC is that which has all its Angles right Angles, but has not all its Skies...
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## Elements of Geometry;: Containing the First Six Books of Euclid, with Two ...

John Playfair - 1795 - 444 Seiten
...fided figures, a fquare is that which has all its fides equal, and all its angles right angles. XXVI. An oblong, is that which has all its angles right angles, but has not all its fides equal. XXVII. A rhombus, is that which ha* all its fides equal, hut its angles are not right...
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## The Elements of Euclid: Viz. the First Six Books, with the Eleventh and ...

Alexander Ingram - 1799 - 351 Seiten
...which has three acute angles. XXX. Of four-fided figures, a fquare is that which has all its fides equal, and all its angles right angles. XXXI. An oblong,...has all its angles right angles, but has not all its fides equal. XXXII. A rhombus, is that which has all its fides equal, but its angles are not right...
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## The Elements of Euclid: Also the Book of Euclid's Data ...cor. viz. The ...

Robert Simson - 1804
...which has three acute angles. XXX. Of four fided figures, a fquare is that which has all its fides equal, and all its angles right angles. XXXI. An oblong...has all its angles right angles, but has not all its fides equal. XXXII. A rhombus is that which has all its fides equal, but its angles are not right angles....
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## The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - 1806 - 518 Seiten
...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 equal, and all its angles right angles. XXXI. Aii oblong is that which has all its angles right angles, but has not all its sides equal. XXXII. A...
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