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" Through a given point to draw a straight line parallel to a given straight line, Let A be the given point, and BC the given straight line : it is required to draw through the point A a straight line parallel to BC. "
New Elementary Geometry: With Practical Applications : a Shorter Course Upon ... - Page 62
by Benjamin Greenleaf - 1874 - 176 pages
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Elements of Geometry and Trigonometry: With Notes

Adrien Marie Legendre - Geometry - 1828 - 346 pages
...four equal parts, into eight, into sixteen, and so on. PROBLEM. 1 39. Through a given point, to draw a parallel to a given straight line. Let A be the given point, and BC the given line. From the point A as a centre, with a radius sufficiently great, describe the indefinite...
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Elements of Geometry: With Practical Applications, for the Use of Schools

Timothy Walker - Geometry - 1829 - 158 pages
...line different from AB can be parallel to CD, and AB itself must be parallel to C D. 37. PROBLEM. — Through a given point to draw a straight line parallel to a given straight line. Let F 22 AB be the given line and C the given point (fig. 22). SOL. — With C as a centre and any convenient...
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Elements of Geometry: With Practical Applications, for the Use of Schools

Timothy Walker - Geometry - 1829 - 129 pages
...itself must be parallel to C D. 37. We are now prepared to solve the following problem — throuyh a given point to draw a straight line parallel to a given straight line — . Let AB be the given line and F22 C the given point (fig. 22). With C as a ceatre and any convenient radius...
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Elements of Geometry: Being Chiefly a Selection from Playfair's Geometry

John Playfair - Geometry - 1829 - 186 pages
...straight lines &c. \ QED X PROPOSITION XXXI. PROBLEM. To draw a straight line through a given point parallel to a given straight line. Let A be the given point, and BC the given straight line; it is required to draw a straight line through A parallel to BC. p ^ In...
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A Course of Mathematics: For the Use of Academies as Well as ..., Volume 2

Charles Hutton - Mathematics - 1831
...drawing the parallel through o.' instead of a", and using the distance p'V instead of r'q,'. PROBLEM VI. Through a given point to draw a straight line parallel to a given straight line. Let AB be the ground line, r'd' and p"o." the horizontal and vertical projections of the given line, and...
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A Course of Mathematics: For the Use of Academies as Well as ..., Volume 2

Charles Hutton - Mathematics - 1831 - 656 pages
...drawing the^parallel through Q.' instead of a'', and using the distance p"d" instead of p'a'. PROBLEM VI. Through a given point to draw a straight line parallel to a given straight line. A Let AB be the ground line, r'o/ and P"Q." the horizontal and vertical projections of the given line,...
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Operative Masonry: Or, A Theoretical and Practical Treatise of Building ...

Edward Shaw - Architecture - 1832 - 244 pages
...ik equal to gA, and through k draw the straight line LD, and FLD is the angle required. PROBLEM, V. Through a given point /to draw a straight line parallel to a given straight line AB. Fig. 5. Let /be the given point, and AB the given straight line. Draw any straight line/e. meeting...
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A treatise on practical geometry, mensuration, conic sections, gauging, and ...

Ireland commissioners of nat. educ - 1834 - 370 pages
...PROBLEM. I. To bisect a given straight line, that is, to divide it into two equal parts, . . . .7 II. Through a given point to draw a straight line parallel to a given straight line, . . .8 HI. To draw a straight line parallel to, and at a given distance from, a given line, . . .8...
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The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclid - 1835 - 540 pages
...1. fore, " straight lines," &c. QED PROP. XXXI. PROB. To draw a straight line through a given point parallel to a given straight line. Let A be the given point, and BC the given straight line ; it is required to draw a straight . _-, line through the point A, parallel...
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Elements of Geometry and Trigonometry

Adrien Marie Legendre - Geometry - 1836 - 359 pages
...parts, into eight, into sixteen, and so ri" • PROBLEM VI. V...-- Through a given point, to draw a parallel to a given straight line. Let A be the given point, and BC the given line. 3 From the point A as a centre, with a radius greater than the shortest distance...
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