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" To draw a straight line at right angles to a given straight line, from a given point in the same. "
Euclid - Page 26
by Euclid, Rupert Deakin - 1903 - 164 pages
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The Elements of Geometry, Symbolically Arranged

Great Britain. Admiralty - Geometry - 1846 - 128 pages
...DB. Therefore the str. line AB is divided into two = parts in the point D. PROP. X. PROB. 11. lEu. To draw a straight line at right angles to a given straight line, from a given, point in tfosame. pt. in it; it is required to draw from C a sir. line _L AB. Take any point D in AC, make CE...
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Elements of Geometry: Containing the First Six Books of Euclid, with a ...

Euclid, John Playfair - Euclid's Elements - 1846 - 334 pages
...DB, and the straight line AB is divided into two equal parts in the point D. DB 18 PROP. XI. PROS. To draw a straight line at right angles to a given straight line, from a given point in that line. Let AB be a given straight line, and C a point given in it ; it is required to draw a straight...
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The first book of Euclid's Elements, simplified, explained and illustrated ...

Euclides - 1847 - 128 pages
...base DB (Prop. IV.) : ie the st. line bisected in the point D. — QEF PROP. XI. PROB. GEN. ENUN. — To draw a straight line at right angles to a given straight line from a given point in the same. PART. ENUN. — Let AB be the gn. st. line, and C a gn. pt. in it; then it is required to draw from...
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The definitions, postulates, axioms, and enunciations of the propositions of ...

Euclides - 1848 - 52 pages
...PROBLEM. To bisect a given finite straight line, that is, to divide it into two equal parts. PROP. XI. PROBLEM. To draw a straight line at right angles to...given straight line, from a given point in the same. COR. By help of this problem, it may be demonstrated, that two straight lines cannot have a common...
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Scholarship examinations of 1846/47 (-1853/54).

Bengal council of educ - 1848 - 394 pages
...Distinguish between a segment, and a sector of a circle; also between a direct and indirect demonstration. 2. Draw a straight line at right angles to a given straight line from one extremity of the same. 3. If there be two straight lines, one of which is divided into any number...
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The first three books of Euclid's Elements of geometry, with theorems and ...

Euclid, Thomas Tate - 1849 - 120 pages
...straight line AB is divided into two equal parts in the point D. Which was to be done. PROP. XL PROB. To draw a straight line at right angles to a given...straight line, from a given point in the same. Let AB be a given straight line, and ca point given in it; it is required to draw a straight line from the point...
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An Epitome of Navigation and Nautical Astronomy, with Improved Lunar Tables ...

Janet Taylor - Nautical astronomy - 1851 - 674 pages
...arc cutting the former in E and o. Join EG, then EI will be the perpendicular required. Problem IV. To draw a straight line at right angles to a given...the given straight line, and c \ the given point. From the point c, and with any convenient distance less than CA or CB, describe the arc EF. From E...
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Papers for the schoolmaster, Volumes 1-6

582 pages
...l/tis direction is not observed. EUCLID. SECTION I. 1. Define the terms right angle and perpendicular. Draw a straight line at right angles to a given straight line from a given point in the same. 2. Make (when possible) a triangle of which the sides shall be equal to thrM given straight lines....
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General Report on Public Instruction in the Bengal Presidency

Education - 1851 - 628 pages
...between a segment, and a sector of a circle; also between a direct and indirect demonstration. '2. Draw a straight line at right angles to a given straight line from ORC extremity of the same. 3. If there be two straight lines, one of which is divided into any number...
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The first two books of the Elements of Euclid, with additional figures ...

Euclides - 1852 - 152 pages
...ruler placed upon C and E, observe where it cuts the line AB, and mark the point D.] DB, PROP. XL PEOB. To draw a straight line at right angles to a given straight line, from a given point in the same. BOOK I. Let AB be a given straight line, and C a point given in it; * it is required to draw a straight...
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