A treatise on surveying and navigation: uniting the theoretical, practical, and educational features of these subjects (1857)
Robinson, Horatio N[elson], 1806-1867. [from old catalog] · Cincinnati, J. Ernst; Toledo, Anderson, Burr, & co. · leaf 79
76 SURVEYING. PROBLEM VIII. To find the area of a loner irregularfigure like the one represented in themargin, it is necessary to divide it intotrapezoids. Then find the area of eachone of the trapezoids (by problem V.) and add them together for thewhole area. If however the trapezoids have equal…
Surveying · Navigation
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