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 162
^ + AH x cotan. J (p q= n), Ap = cos. H (j?Tft)+g] x 5 sin. m (10 (2.) (3-)(4.) Equation (1) remains the same for the four cases. In equa-tion (2) the plus sign of n must be used for Cases I. and H.,and the minus sign lor Cases III. and IV. In equations (3) and (4), the minus sign of n must be… … 152 SURVEYING. [CHAP. XI. / APX = 710-193, Case I. } BPi = 934291, ( CPj = 1042-522. (AP2 = 910-277, Case H. ] BP2 = 764-854, ( CP2 = 434-001. (AP3 = 164-319, Case III. i BP3 = 960-528, ( CP3 = 729-640, / AP4 = 981-150, Case IV. | BP4 = 185-540, ( CP4 = 565-059. PROBLEM XII. To divide the triangle…
Plane trigonometry · Surveying
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