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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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Euclid's Elements of geometry, books i. ii. iii. iv

Euclides - 1862 - 140 pages
...Conclusion. — Therefore the straight line AB is divided into two equal parts in the point DQEF PROPOSITION 11.— PROBLEM. To draw a straight line at right angles...given straight line from a given point in the same. (References — Prop. I. 1, 3, 8; ax. 1; def. 10.) Given. — Let AB be the given straight line, and...
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The school Euclid: comprising the first four books, by A.K. Isbister

Euclides - 1862 - 172 pages
...straight line AB Is divided Into two equal parts In the point DQEF / \ 1 \ / \ \ / \ 1 PROP. XI. — PROBLEM. To draw a straight line at right angles to...given straight line, from a given point in the same. (References — Prop. I. 1, 3, 8 ; ax. 1 ; def. 10.) Let AB be the given straight line, and C the given...
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Papers Read at the Royal Institute of British Architects

Architecture - 1863 - 302 pages
...pustulate and an axiom? Of what use are they in the demonstrations? 2. Proposition 11. Problem — Draw a straight line at right angles to a given straight line from a given point in the same. 3. Describe an isosceles triangle, the base and one of its sides being given. 4. Proposition 32, Theorem...
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Responsions

University of Oxford - Education, Higher - 1863 - 328 pages
...required.] 1. Define — rhombus, diameter, plane angle, superficies, scalene triangle, hypotenuse. 2. Draw a straight line at right angles to a given straight line, from a given point in the same. 3. If two triangles have two sides of the one equal to two sides of the other, each to each, but the...
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The school edition. Euclid's Elements of geometry, the first six books, by R ...

Euclides - 1864 - 448 pages
...4.) 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...the same. Let AB be the given straight line, and C a 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 geometry, the first four books, by R. Potts. Corrected ...

Euclides - 1864 - 262 pages
...4.) 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...the same. Let AB be the given straight line, and C a 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 Geometry: Chiefly from the Text of Dr. Simson ...

Robert Potts - 1865 - 528 pages
...4.) "Wherefore the straight line AB is divided into two equal parts in the point DQEF PROPOSITION XL PROBLEM. To draw a straight line at right angles to...the same. Let AB be the given straight line, and C a 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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The College Euclid: Comprising the First Six and the Parts of the Eleventh ...

Euclides - 1865 - 402 pages
...4.) Wherefore the straight line AB is divided into two equal parts in the point J>. QEF PROP. XI — PROBLEM. To draw a straight line at right angles to...given straight line, from a given point in the same. (References — Prop. I. 1, 3, 8 ; ax. 1 ; def. 10.) Let AB be the given straight line, and C the given...
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Half-hour examination papers, for daily use

John Robertson (LL.D., of Upton Park sch.) - Examinations - 1865 - 106 pages
...to each other, the sides which are opposite to the equal angles are equal to each other. [ECS] 42. Draw a straight line at right angles to a given straight line from a given point in the same, and thence show that two straight lines cannot have a common segment. [ECS] 43. If the side of a triangle...
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Elements of Geometry: Containing the First Six Books of Euclid: With a ...

John Playfair - Geometry - 1855 - 360 pages
...1.) DB, and the straight line AB is divided into two equal parts in the point D. D PROP. XI. PROB. To draw a straight line at right angles to a given straight line, from « gtwm point in that line. Let AB be a given straight line, and C a point given in it ; it is requiiecl...
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