| Euclid - 1835 - 540 pages
...angles right angles. XXXIV. All other four sided figures besides these are called trapeziums. XXXV. **Parallel straight lines are such as are in the same...being produced ever so far both ways, do not meet.** POSTULATES. I. LET it be granted that a straight line may be drawn from any one point to any other... | |
| Mathematics - 1836 - 488 pages
...its angles right angles. 29. All other four sided figures besides these, are called Trapeziums. 30. **Parallel straight lines, are such as are in the same...being produced ever so far both ways, do not meet.** 1. Things which are equal to the same thing are equal to one another. 2. If equals be added to equals,... | |
| Henry Hopkins (A.M.) - 1837 - 224 pages
...his friend. He published a paraphrase of that psalm. The crystals are not all o/^the same shape. " **Parallel straight lines are such as are in the same...being produced ever so far both ways, do not meet."** The two ponies ran a race, and the black one won. " The greater distance of time there is between the... | |
| Euclid, James Thomson - Geometry - 1837 - 410 pages
...An acute angle is that which is less than a right angle. 11. Parallel straight lines are those which **are in — • the same plane, and which, being produced ever so far both ways, do not meet.** 12. A figure is that which is enclosed by one or more boundaries. 13. Rectilineal figures are those... | |
| Andrew Bell, Robert Simson - Euclid's Elements - 1837 - 290 pages
...straight line joining two of the opposite angular points of a quadrilateral, is called a diagonal. 38. **Parallel straight lines are such as are in the same plane, and which, being produced** eyer i so far both ways, do not meet. POSTULATES. 1. Let it be granted that a straight- line may be... | |
| Euclides - 1838 - 264 pages
...right angles. /_ f XXX. , All other four-sided figures besides these, are called Trape2iums. XXXI. **Parallel straight lines are such as are in the same...being produced ever so far both ways, do not meet.** V POSTULATES. LET it be granted, that a straight line may be drawn from any one point to any other... | |
| Robert Simson - Geometry - 1838 - 434 pages
...angles right angles. XXXIV. All other four sided figures besides these, are called trapeziums, XXXV. **Parallel straight lines, are such as are in the same...being produced ever so far both ways, do not meet.** POSTULATES. I. LET it be granted that a straight line may be drawn from any one point to any other... | |
| Euclides - Geometry - 1841 - 378 pages
...angles right angles. XXXIV. Any other four-sided figure, besides these, is called a trapezium. XXXV. **Parallel straight lines are such as are in the same plane, and which,** however far produced either way, do not meet. B 2 POSTULATES. I. Let it be granted, that a straight... | |
| Euclides - 1842 - 316 pages
...sides equal to one another, but all its sides are not equal, nor its angles right angles. XXXIV. XXXV. **Parallel straight lines are such as are in the same...being produced ever so far both ways, do not meet.** (A.) A trapezium having two, only, of its sides parallel to one another is now called a trapezoid.... | |
| John Playfair - Euclid's Elements - 1842 - 332 pages
...its angles right angles. 29. All other four sided figures besides these, are called trapeziums. 30. **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 drawA from any one point to any other... | |
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