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Books Bücher 11 - 20 von 138 in Parallel straight lines are such as are in the same plane, and which being produced...
" Parallel straight lines are such as are in the same plane, and which being produced ever so far both ways, do not meet. "
A Treatise on Surveying, Containing the Theory and Practice: To which is ... - Seite 26
von John Gummere - 1814 - 346 Seiten
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Pantologia. A new (cabinet) cyclopædia, by J.M. Good, O. Gregory, and N ...

John Mason Good, Olinthus Gilbert Gregory - 1819
...34. All other four sided figures besides thtsf, are called trapeziums. 35. Parallel straight line«, are such as are in the same plane, and which, being produced ever so far both ways, do not meet. Poitultii.ii. — 1. Let it be granted that a straight line may be drawn from any one point to lay...
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American Edition of the British Encyclopedia: Or, Dictionary of Arts ..., Band 9

William Nicholson - 1821
...perceive that his axiom is by any means self-evident upon Euclid's definition, which he retains, via. Parallel straight lines are such as are in the same...being produced ever so far both ways do not meet. A more intelligible, and we think an equally rigid demonstration of the property of parallels may be...
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A general view of the sciences and arts, Band 1

William Jillard Hort - 1822
...called the hypothenuse. An obtuse angled triangle is that which has one obtuse angle. Parallel right lines are such as are in the same plane, and which, being produced ever so far both ways, will never meet. Every plane figure, bounded by four right lines, is called a quadrangle, or quadrilateral....
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Practical Essays on Mill Work and Other Machinery, Bände 1-2

Robertson Buchanan - 1823 - 588 Seiten
...having more than four sides. The term is seldom applied to figures that have less than five sides. 63. Parallel straight lines are such as are in the same plane, and which, being continued ever so far either way, never meet. 64. The word perpendicular is the same with square, as...
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A Popular Course of Pure and Mixed Mathematics ...: With Tables of ...

Peter Nicholson - 1825 - 372 Seiten
...its angles right angles. 34. All other four-sided figures besides these, are called Trapezinms. 35. Parallel straight lines, are such as are in the same...being produced ever so far both ways, do not meet. POSTULATES. 1. Let it be granted that a straight line may be drawn from any one point to any other...
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The Boston Journal of Philosophy and the Arts, Band 3

1826
...This is no uncommon source of difficulty. Euclid's definition of parallel lines is as follows : — " Parallel straight lines are such as are in the same...being produced ever so far both ways do not meet." In this definition it is taken for granted that two straight lines can be so situated. My definition...
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The Elements of Euclid: The Errors by which Theon, Or Others, Have Long ...

Robert Simson - 1827 - 513 Seiten
...four-sided figures besides these, are called trapeziums. XXXV. Parallel straight lines are such ns are in the same plane, and which being produced ever so far both ways, do not meet. POSTULATES. I. L.et it be granted that a straight line may be drawn from any one point to any other...
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The First Six Books of the Elements of Euclid, with a Commentary and ...

Euclid, Dionysius Lardner - 1828 - 324 Seiten
...the term trapezium to those quadrilaterals which have two sides parallel. (38) XXXV. Parallel right lines are such as are in the same plane, and which, being produced continually in both directions, would never meet. It should be observed, that the circumstance of two...
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The London Encyclopaedia: Or, Universal Dictionary of Science, Art ..., Band 10

Thomas Curtis - 1829
...than a right angle. Fig. 5. 9. An ACUTE ANGLE is that which is less than a right angle. 'Fig. 6. 10. PARALLEL STRAIGHT LINES are such as are in the same...which being produced ever so far both ways do not meet Fig. 7. 11. A FIGURE is that which is enclosed by one or more boundaries. 12. RECTILINEAL FIGURES are...
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An Introduction to Mensuration and Practical Geometry

John Bonnycastle - 1829 - 252 Seiten
...is a quadrilateral, whose sides are all equal, but its angles not right angles.* 35. Parallel right lines are such as are in the same plane, and which...being produced ever so far both ways, do not meet. 36. A parallelogram is a quadrilateral whose opposite sides are parallel. 20 PRACTICAL GEOMETRY. 37....
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