Davies, Charles, 1798-1876 · New York, Cincinnati [etc.] American book company · leaf 74
s of the area, andthen determine the diagonals hy outside tie-lines. SEC. II.] AREA OK COl^TENTS OF GROUND. 67 Thus, let ^^CZ)J5repre-sent the polygon includingthe area, and suppose itssides to be measured. Pro-long BA to X, making Axany exact part of AB—sayone third—and also prolongFA to y, Ay… … II 94. To find the contents when the boundary is an irregular line. It frequently happens thata plot to be surveyed isbounded partly by an irregu-lar line. In such a case,one or more straight linesare surveyed, and offsetsmeasured from these lines,as often as may be requiredto afford data for the…
Surveying
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Works. Popular edition.] 2 series (1886)](https://img.insideoutlibrary.com/img/200/bl-bl_003191336_9-317-1.webp)
