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 117
AnsAA. 0B. 14JP. 4. Plot and compute the area of the field, which, surveyed inthe usual way, give the following: … §71.] SURVEYING. 107 K 60J° E. 2-17 chains. K 79° E. 4-61 S. 70|°E. 2-00 S. 30|° W. 6-05 K 66° W. 4-59 K 26J° W. 2-30 u a .4nfc 2,4. SB. 16JP. 5. Compute the area of a field which, surveyed from two sta-tions from without, give the following : Stationary line AB, ]ST. 73° E. 6 chains. *
Plane trigonometry · Surveying
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