| Euclid - Euclid's Elements - 1904 - 488 pages
...Constr. Therefore the triangle KFG has its sides KF, FG, GK equal PROPOSITION 23. PROBLEM. At a given point in a given straight line, to make an angle equal to a given rectilineal angle. j. y 3 Let AB be the given straight line, and A the given point in it, and 1st LCM... | |
| Thomas J. Foster - Coal mines and mining - 1905 - 698 pages
...than one-half of AB, describe two arcs cutting each other at D, and draw the line D C. At a Point i on a Given Straight Line -•!/;, to Make an Angle Equal to a Given Anglo K /•'<.'. From F as a center, with any radius .*' «, describe the arc EO. From vi as a center,... | |
| Alva Walker Stamper - Geometry - 1906 - 188 pages
...straight line of unlimited length to draw a straight line perpendicular to that line," and "At a given point in a given straight line to make an angle equal to a given angle." Concerning the first of these problems, Proclus says that CEnopides first invented this problem, thinking... | |
| Henry Sinclair Hall - 1908 - 286 pages
...straight line perpendicular to a given straight line from a given external point. 74 PROBLEM 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... | |
| Alva Walker Stamper - Geometry - 1909 - 214 pages
...straight line of unlimited length to draw a straight line perpendicular to that line," and "At a given point in a given straight line to make an angle equal to a given angle." Concerning the first of these problems, Proclus says that CEnopides first invented this problem, thinking... | |
| F. L. Sylvester - Machine design - 1910 - 376 pages
...d and e. A line from a through the intersection of these arcs bisects the angle. Prob. 3, Fig. 25. To make an angle equal to a given angle. — Let a be the given angle, and let it be desired to make an angle equal to it on the line dg. With center at a make the... | |
| F. A. Brining, D. N. Avasia - Mechanical drawing - 1913 - 282 pages
...angle GDF is equal to the angle BAG. 14. Through a given point to draw a line meeting another line at an angle equal to a given angle. Let A be the given point, BC the given line and D the given angle. Through A draw AG parallel to B C. At A make angle HAK equal... | |
| Horatio Scott Carslaw - Geometry - 1916 - 193 pages
...triangles ACH and AGH are congruent, and that Z.AHC is a right angle. PROBLEM 5. At a given point on a given straight line to make an angle equal to a given angle. Construction. Let A be the point on the given line a. (Cf. Fig. 5.) Let D be the given (acute) angle.... | |
| Edinburgh Mathematical Society - Electronic journals - 1887 - 162 pages
...BE equal to BC, and DF equal to DE. AF is the straight line required. 7. Euclid I. 3. 8. At a given point in a given straight line to make an angle equal to a given angle. Euclid I. 23. Tartaglia's solution. If the aperture is too small, which will be the case when the given... | |
| Edinburgh Mathematical Society - Electronic journals - 1894 - 168 pages
...any of the given straight lines as a side of the triangle. 3R! + 3R2 + 9Ü! + 4C2 I. 23. At a given point in a given straight line to make an angle equal to a given angle. The construction may be effected by I. 31. Through a given point to draw a straight line parallel to... | |
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