A complete treatise on practical land-surveying, in seven parts; (1839)
Nesbit, A[nthony], 1778-1859. [from old catalog] · London, Longman, Orme, Browne, Green, and Longmans; [etc., etc.] · leaf 29
33. A trapezoid is a quadrilateral figure, having two of itsopposite sides parallel, and one acute, one obtuse, and two right b 4 8 LAND-SURVEYING. (Part I. angles; as A D, is parallel to B C; the angles at A and B,being right angles. c B 34. A diagonal is a right line, joining the two opposite… … 35. Plane figures, having more than four sides, are generallycalled polygons; and receive their particular denominationsfrom the numher of their sides or angles. 36. A pentagon is a polygon of five; a hexagon of six; aheptagon of seven; an octagon of eight; a nonagon of nine ;a decagon of ten ; an…
Surveying
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