3. Fore bearings (FB) and back bearings (BB) of lines PQ and QR have been measured as: Line FB BB PQ 50° 0' 235° 0' QR 125°30' 309° 30'
the correct value of the interior angle PQR will be ?
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Fore bearings (FB) and back bearings (BB) of lines PQ and QR have been measured as: Line FB BB PQ 50° 0' 235° 0' QR 125°30' 309° 30'
the correct value of the interior angle PQR will be ?
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4
Answer:
bearing of QP=B.B of PQ
=235°
F.B of QR= 125°30'
DIFFERENCE=235°-125°30'=109°30'
angle PQR= 109°30'
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