A system of geometry and trigonometry, with a treatise on surveying; in which the principles of rectangular surveying, without plotting, are explained (1835)
Flint, Abel, 1765-1825, Gillet, George · Hartford, Belknap & Hamersley; New York, Cooke & Co. · leaf 78
the line DI,which will be the dividing line.* *This explanation supposes DQ and AG at right angles to each other.When they are not at right angles, the height GI must not be measured onthe side of the field.—Ed. SURVEYING. 77 Example II. See Fig. 68. Fig. 68.25 Let ABCD, &c. be a tract ofland… … Rods. Rods. AB. IS. 19° 0 E. 108 FG. West 70.9 BC. s. 77 0 E. 91 GH. N. 360 0 W. 47 CD. s 27 0 E. 115 HI. North 64.3 DE. s. 53 0 W. 58 I A. N. 62 15 W. 59 EF. s. 15 30 E. 76 Acres Rood RodsWhole area 152 — 1 - 25 Find the area of the part lABC, according to section III.fagt 64, as follows: set the…
Surveying
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