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" To draw a straight line at right angles to a given straight line, from a given point in the same. "
The Element of Geometry - Seite 4
von John Playfair - 1836 - 114 Seiten
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Elementary text book for young surveyors and levellers

Henry James Castle - 1856 - 220 Seiten
...bisection. 5. To let fall a perpendicular upon a given straight line, from a given point above it. Let AB be the given straight line, and C the given point. From C take any distance CG, and describe the circle EGF, intersecting AB in E and F ; bisect EF in...
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Gradations in Euclid : books i. and ii., with an explanatory preface [&c ...

Euclides - 1858 - 248 Seiten
...infallible method of bisecting a line, Prop. 10 cannot be dispensed with. PROP. 11. — PROB. To draw a st. line at right angles to a given straight line from a given point in the same. SOLUTION. — P. 3. From the greater of two lines to cut off a part equal to the less. P. 1. On a given...
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Examination papers used at the examinations for admission to the Royal ...

Sandhurst roy. military coll - 1859 - 672 Seiten
...square roots of (1) 4928-742025. (2) £f:f. 9. Compare the values of (-001)2 and (-01)3. Euclid. 1. Draw a straight line at right angles to a given straight line, from a given point in the same. 2. If a straight line fall upon two parallel straight lines, it makes the alternate angles equal to...
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Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - 1860 - 380 Seiten
..."Wherefore the straight line AB is divided into two equal parts in the point DQEF PROPOSITION XI. PROBLEM. To draw a straight line at right angles to a given...in the same. Let AB be the given straight line, and Ca given point in it. It is required to draw a straight line from the point C at right angles to AB....
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Euclid's Elements of plane geometry [book 1-6] explicitly enunciated, by J ...

Euclides - 1860 - 288 Seiten
...4), and the straight line AB is divided into two equal parts in the point D. PROPOSITION XI. PBOBLEM. To draw a straight line at right angles to a given straight line, from a given point in the same. • Given, a straight line AB, and a point C in it ; it is required to draw a straight line from the...
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The examination papers as set for the preliminary literary examination of ...

Royal college of surgeons of England - 1860 - 332 Seiten
...one another, the sides also which are opposite to the equal angles shall be equal to one another. 3. Draw a straight line at right angles to a given straight line from a given point in the same ; and hence shew that two straight lines cannot have a common segment. 4. If from the ends of a side...
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The popular educator, Band 3

Popular educator - 1860 - 536 Seiten
...number of equal parts denoted by the series 2, 4, 8, 16, &e. PROPOSITION XI.— PROBLEM. To draw u straight line at right angles to a given straight line from a given f>uint in t/tc tame. In fig. 11, let A 11 be a given straight line, and ca given point in it. It is...
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The popular educator, Band 1

Popular educator - 1860 - 424 Seiten
...though correct in themselves are not so in référence to these limits. PROBLEMS AND QUERIES. 1. l)raw a straight line at right angles to a given straight line from one of its extremities without producing it, and give a demonstration with as few propositions from...
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Examination papers used at the examinations for direct commissions [&c.].

War office - 1861 - 714 Seiten
...(-0001)2. 10. Extract the square root of 13 to four decimal places. Euclid. 1. Define a right angle. Draw a straight line at right angles to a given straight line from a given point of the same, and show that two straight lines cannot have a common segment. 2. If a straight line be...
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A course of geometrical drawing

William Schofield Binns - 1861 - 238 Seiten
...PROBLEM 18. from a given point, to describe a circle which shall touch a given straight line. Fig. 35. Let AB be the given straight line, and c the given point. From c, draw ca perpendicular to AB, Prob. 4. From centre c, and radius ca, describe a circle. This...
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