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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 ... - Page 26
by John Gummere - 1814 - 346 pages

## Elements of Geometry, Conic Sections, and Plane Trigonometry

Elias Loomis - Geometry - 1871 - 302 pages
...angle is one which .'s greater than a right angle. 12. Parallel straight lines are such as are a tha same plane, and which, being produced ever so far both ways, do not meet. 13. A plane figure is a plane terminated on all sides bj .ines either straight or curved. If the lines...

## The Acting Teacher's and Student's in Training Guide and Text Book for ...

Henry Major - Student teachers - 1873 - 588 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...

## Pure mathematics, Volume 1

Edward Atkins - 1874 - 426 pages
...opposite sides equal to one another, but all its L f sides are not equal, nor its angles right angles. 34. Parallel straight lines are such as are in the same...being produced ever so far both ways do not meet. 35. A parallelogram is a four-sided figure of which the opposite sides are parallel ; and the diagonal...

## A school Euclid, being books i. & ii. of Euclid's Elements, with notes by C ...

Euclides - 1874 - 120 pages
...are not equal, nor its angles right angles. 34. Any four-sided figure is called a Quadrilateral. 35. Parallel straight lines are such as are in the same...being produced ever so far both ways do not meet. XOTE 1. A Parallelogram is a quadrilateral which has its opposite sides parallel. 5. A Rectangle is...

## The Elements of Euclid, containing the first six books, with a selection of ...

Euclides - 1874 - 342 pages
...four-sided figures besides these, are called Trapeziums. 35. Parallel straight lines are such as are ia the same plane, and which, being produced ever so far both ways, do not meet. A. A parallelogram is a four-sided figure, of which the opposite sides are parallel ; and the diameter,...

## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - Geometry - 1876 - 446 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. A. A parallelogram is a four-sided figure, of which the opposite sides are parallel: and the diameter,...

## Elements of geometry, based on Euclid, books i-iii

Edward Atkins - 1876 - 130 pages
.../ sides are not equal, nor its angles right angles. 34. Parallel straight lines are such as are _in the same plane, and which being produced ever so far both ways do not meet. 35. A parallelogram is a four-sided figure of which the opposite sides are parallel ; and the diagonal...

## Syllabus of Plane Geometry: (corresponding to Euclid, Books I-VI) ...

...each triangle is not less than the other given side. SECTION 3. PARALLELS AND PARALLELOGRAMS. DEF* 35. Parallel straight lines are such as are in the same plane and being produced to any length both ways do not meet. AXIOM 5. Two straight lines that intersect one...