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" To draw a straight line perpendicular to a given straight line of an unlimited length, from a given point without it. Let AB be the given straight line, which may be produced to any length both ways, and let c be a point without it. "
Mensuration for Beginners: With Numerous Examples - Page 18
by Isaac Todhunter - 1869 - 296 pages
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The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - Trigonometry - 1806 - 518 pages
...Post. c 10. 1. TO draw a straight line perpendicular to a given straight line of an unlimited length, from a given point without it. Let AB be the given straight line, which may be produced to any length both ways, and let C be a point without it ; it is required to...
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An Introduction to the Theory and Practice of Plane and Spherical ...

Thomas Keith - Navigation - 1810 - 420 pages
...perpendicular from a given point in a given line, or to make a right angle . . 26 3. To draw a straight line perpendicular to a given straight line from a given point without it . 26 4. To make an angle of any proposed number of degrees upon a given straight line, by the scale...
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An Easy Introduction to the Mathematics: In which the Theory and ..., Volume 2

Charles Butler - Mathematics - 1814 - 528 pages
...space, (axiom 10.) therefore they cannot meet each other in more than one point. 121. Prop. \Z. Drawing a perpendicular to a given straight line, from a given point without it, is called " letting fall a perj*ndicular." We are told in the proposition to " take any point D upon...
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Geometrical Problems Deducible from the First Six Books of Euclid, Arranged ...

Miles Bland - Euclid's Elements - 1819 - 442 pages
...circle which shall pass through a given point, have a given radius, and touch a given straight line. Let AB be the given straight line, and C the given point through which the circle must pass. In AB take any point B ; and from it draw BD at right angles to...
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Geometrical Problems Deducible from the First Six Books of Euclid, Arranged ...

Miles Bland - Euclid's Elements - 1819 - 444 pages
...circle which shall pass through a given point, have a given radius, and touch a given straight line. Let AB be the given straight line, and C the given point through which the circle must pass. In AB take any point B ; and from it draw BD at right angles to...
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The new practical gager

Matthew Iley - 1820 - 512 pages
...the perpendicular CD. PROBLEM IV. To draw a straight line parallel to a given straight line, through a given point without it. Let AB be the given straight line, and C the given point without it. FC In AB take any point D, and draw the straight line CD. Then from C and D as centres with the opening...
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A Popular Course of Pure and Mixed Mathematics ...: With Tables of ...

Peter Nicholson - Mathematics - 1825 - 372 pages
...XII. Problem. To draw a straight line perpendicular to a given straight line of an unlimited length, from a given point without it. Let AB be the given straight line, which may be produced to any length both ways, and let С be a point without it. It is required to...
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An Introduction to the Theory and Practice of Plain and Spherical ...

Thomas Keith - Navigation - 1826 - 442 pages
...perpendicular from a given point in a given line, or to make a right angle . . 26 3. To draw a straight line perpendicular to a given straight line from a given point without it . 26 4. To make an angle of any proposed number of degrees upon a given straight line, by the scale...
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The Elements of Euclid: The Errors by which Theon, Or Others, Have Long ...

Robert Simson - Trigonometry - 1827 - 513 pages
...XII. PROB. . To draw a straight line perpendicular to a given straight line of an unlimited length, from a given point without it. Let AB be the given straight line, which may be produced to any length both ways, and let C be a point without it. It is required to draw...
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A popular and practical treatise on masonry and stone-cutting

Peter Nicholson - Masonry - 1828 - 266 pages
...required. PROBLEM III. From a given point out of a straight line to let fall a perpendicular. Fig. 3. Let AB be the given straight line, and c the given point ; it is required to draw a straight line from c perpendicular to AB. From c, as a centre, with any...
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