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Q: Back bearing of a line is equal to
  • A. Fore bearing ± 360° /अग्र दिक्मान ± 360°
  • B. Fore bearing ± 180° /अग्र दिक्मान ± 180°
  • C. Fore bearing ± 270° /अग्र दिक्मान ± 270°
  • D. Fore bearing ± 90° /अग्र दिक्मान ± 90°
Correct Answer: Option B -
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Explanations:

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