| Back Bearing |
The bearing of a line measured in the backward direction (i.e., opposite to the direction of progress of survey) is known as back bearing. In Figure 19.5, the back bearing of the line AB is
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| Back Bearing |
The bearing of a line measured in the backward direction (i.e., opposite to the direction of progress of survey) is known as back bearing. In Figure 19.5, the back bearing of the line AB is
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NOA (= 223°).