Plane trigonometry, and its application to mensuration and land surveying. Accompanied with all the necessary logarithmic and trigonometric tables (1852)
Perkins, George R. (George Roberts), 1812-1876 · New York, D. Appleton · leaf 90
and each side of the smaller base being 3 feet, and the altitude being 9 feet ? Ans. 288-386 cubic feet. PROBLEM VII. To find the volume, of a wedge. Definition.—A wedge is a solidbounded by five planes; a rect-angle ABCD, called the baseof the wedge; two trapezoidsABEF, DCEF, called the sidesof… … thepar- 80 MENSURATION. [CHAP. VI allel to the end FAD, the portion EMBCJST thus cut off is apyramid, and the remaining wedge having AMND for its baseis evidently a triangular prism, and has for its measure one-half of a parallelopipedon, having the same base and samealtitude. Hence if L = AB, the…
Plane trigonometry · Surveying
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