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 31
10 LAND-SURVEYING. (Part I. 42. An arc of a circle is any part of the circumference; asthe arc A B. … 43. A chord is a right line joining the extremities of an arc ;as the line A B. 44. A segment is any part of a circle hounded by an arc andits chord. 45. A semicircle is half of a circle, or a segment cut off bythe diameter; as A B C.
Surveying
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