MCQOPTIONS
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| 1. |
In quadrantal bearing system, back bearing of a line may be obtained from its forward bearing, by |
| A. | adding 180°, if the given bearing is less than 180° |
| B. | subtracting 180°, if the given bearing, is more than 180° |
| C. | changing the cardinal points, i.e. substituting N for S and E for W and vice-versa |
| D. | none of these. |
| Answer» D. none of these. | |