A New Treatise on Surveying and Navigation, Theoretical and Practical: With Use of Instruments, Essential Elements of Trigonometry, and the Necessary Tables, for Schools, Colleges, and Practical Surveyors |
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Common terms and phrases
ABCD acres angle of elevation bearing chains chord circle circumference column compass computed cos.a cos.b cos.m cos.S cos.x Cosine Cotang course and distance decimal degrees determine diff difference of latitude difference of longitude divide double area draw equal equation Example feet fifth column find the angle find the area formulæ frustum Geom given line given point Greenwich mean height Hence hypotenuse inches instrument logarithm longitude measure meridian miles moon's N.sine needle object observer parallax parallel perpendicular plane sailing Prob PROBLEM Prop proportion quadrantal radius Required the area Required the solidity rhumb line right-angled spherical triangle sails semi-diameter ship side sin.a sin.b sin.c sine slant height Solar Compass Spherical Trigonometry square station subtract sun's survey surveyor Tang tangent telescope theodolite triangle ABC Trigonometry true altitude tude vernier Whence