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From a point P, the bearings of two points Q and R are N670W and...

Mathematics
JAMB 1999

From a point P, the bearings of two points Q and R are N670W and N230E respectively. If the bearing of R from Q is N680E and PQ = 150m, calculate PR

  • A. 120m
  • B. 140m
  • C. 150m
  • D. 160m
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Correct Answer: Option C
Explanation

\(\frac{150}{PR}\) = tan45º

PR = \(\frac{150}{tan45º}\) = 150m


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