A system of geometry and trigonometry, together with a treatise on surveying ... Likewise, rectangular surveying ... To the whole are added, several mathematical tables, necessary for solving questions in trigonometry and surveying .. (1825)
Flint, Abel, 1765-1825 · Hartford, O. D. Cooke & co. · leaf 27
Draw the Line AB equai to ta , longest side of the Parallelo-gram ; on B erect a Perpendicular the length of the shortestside to C ; from C, with the longest side, and from A, with theshortest side, describe Arches intersecting each other at D, anddraw the Lines AD and CD. E GEOMETRY. :>%r… … Draw Lines from A to B and from B to D; bisect those Linesby Problem II. and the Point where the bisecting Lines intersect each other, as at C, will be the centre of the Circle. PROBLEM XIX. To find the centre of a Circle. By the last Problem it is plain, that if three Points be anywhere taken in…
Surveying
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