Chain surveying problem · I-ADC = 900 - 260 34' = 630 26' Again, from ADC, CA = AD tan...
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Chain surveying problem · I-ADC = 900 - 260 34' = 630 26' Again, from ADC, CA = AD tan ADC = 50 tan 26' = 100 m 137 Example 4.9. A survey line ABC cuts the banks of a river at B