

MCQOPTIONS
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1. |
For a line AB |
A. | the forebearing of AB and back bearing of AB differ by 180° |
B. | the forebearing of AB and back bearing of BA differ by 180° |
C. | both (A) and (B) are correct |
D. | none is correct |
Answer» B. the forebearing of AB and back bearing of BA differ by 180¬¨‚àû | |