A treatise on surveying and navigation: uniting the theoretical, the practical, and the educational features of these subjects (1852)
Robinson, Horatio N[elson], 1806-1867. [from old catalog] · Cincinnati, J. Ernst · leaf 19
14 SURVEYING. PROBLEM 5. At a given point in a line, to make an angle equal to another givenangle. Let A be the given point in the line AJB,and D CE the given angle. From 0 as a center, with any radius,CE, draw the arc ED. From A, as a center, with the radiusAE= CE, describe an indefinite arc;… … PROBLEM 6. From a given point, to draw a line parallel to a given line. Let A be the given point, and CB thegiven line. Draw AB, making an angle,ABC; and from the given point, A, in theline AB, draw the angle BAD=ABC, bythe last problem. AD and CB make the same angle with AB; they are,…
Surveying · Navigation
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