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
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… … DIVIDING UP LAND. 299 451. By Lines starting from an Angle. Produce one side, A B,of the given polygon, both ways, and reduce the polygon to a sin-gle equivalent triangle, X Y Z. Then divide the base, X Y, in therequired ratio, as at W, and draw Z W, which will be the division-line desired. In this…
Surveying
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