A treatise on surveying, comprising the theory and the practice ; (1887)
Gillespie, W. M. (William Mitchell), 1816-1868, Staley, Cady, 1840- [from old catalog] ed · New York, D. Appleton and company · leaf 313
P, and from F draw F L parallel to it.and Q K, and they will be the division-lines required. Join P L 449. By Lines passing through a Point within the Figure. Proceed to part off the desired area as in Art. 416 or 417, accord-ing to the circumstances of the case. • Division, of Polygons. 450. By… … areaPCDEQ =DEFG m ABC m-\- n Taking it from the area B C D E H, the remainder will be the area B P Q H. The quadrilateral BCEH,CE being supposed to be drawn, can then be divided by the method of Art. 443 into two parts, BPQH and P Q E C, having to each other a known relation. If D K were the given…
Surveying
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