 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.  Introduction and books 1,2 - Страница 257написао/ла Euclid - 1908Пуни преглед - О овој књизи
 | Edwin Alvin Root - 1902 - 458 страница
...point to the point of intersection d of the arcs and it will be the perpendicuiar required. Tf-..1ough a given point, to draw a straight line parallel to a given straight line (Fig. 39). From the given point a as a center, with a radius greater tban the Jistance to the line,... | |
 | Charles Godfrey, Arthur Warry Siddons - 1903 - 384 страница
...that ABCD is an isosceles trapezium. In what case would it be a parallelogram? Revise Ex. 516, 517. Through a given point to draw a straight line parallel to a given straight line. B p fig. 149. Let A be the given point and BC the given straight line. Construction In BC take any... | |
 | Euclid - 1904 - 488 страница
...of which it is the converse. PROPOSITION 31. 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 through A a straight line parallel to BC. Construction. In BC take any point... | |
 | 1911 - 946 страница
...parallel or respectively perpendicular to each other, they are cither equal or supplementary. [J7.] 6. Through a given point to draw a straight line parallel to a given straight line. [D6.] 7. A parallelogram is divided into two congruent triangles by cither diagonal. [*] 8. In any... | |
 | 1905 - 784 страница
...D. *«G•»• '*' The line joining the points /'and D will be perpendicular to A B. PROBLEM 4. — Through a given point, to draw a straight line parallel to a given straight line. See Fig. 36; also 4 of Plate I. CONSTRUCTION. — Let P be the given point, and AB the given straight... | |
 | International Correspondence Schools - 1906 - 576 страница
...the arc PE D in D. The line joining the points P and D will be perpendicular to A B. PROBLEM 4. — Through a given point, to draw a straight line parallel to a given straight line. See Fig. 36; also 4 of Plate I. CONSTRUCTION. — Let P be the given point, and AB the given straight... | |
 | James David Phillips, Adam Vause Millar - 1908 - 116 страница
...line makes with the planes of projection. 57. Through a given point, to pass a plane perpendicular to a given straight line. Let A be the given point and BC the given line, Fig. 42. Analysis. The directions of the traces of the required plane are known; the horizontal... | |
 | Henry Sinclair Hall - 1908 - 286 страница
...5. At a given point in a given straight line to make an angle equal to a given angle. 76 PROBLEM 6. Through a given point to draw a straight line parallel to a given straight line. 77 PROBLEM 7. To divide a given straight line into any number of equal parts. 78 THE CONSTRUCTION OF... | |
 | Elmer Adelbert Lyman - 1908 - 364 страница
...lei they must meet, and then two in. n tersecting lines would be parallel to r. r PROBLEM VII 151. Through a given point to draw a straight line parallel to a given straight line. Given : Point A and \x A line BC. Required : To draw through A a straight line II BC. B \ c Construction:... | |
 | James David Phillips, Adam Vause Millar - 1909 - 122 страница
...Can a line make 45° with H and 60° with V? 58. Through a given point, to pass a plane perpendicular to a given straight line. Let A be the given point and BC the given line, Fig. 42. Analysis. The directions of the traces of the required plane are known; the horizontal... | |
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