Q184 · Practice questionTechnology-activeComplex familiar4 marks
QUESTION 184 (4 marks)
An aircraft flies km on a bearing of , then km on a bearing of . Determine its distance and bearing from its starting point.
WORKED SOLUTION
4 marksPractice marking scheme
ANSWER
Distance km; bearing .
Worked solution
Resolve each leg into east and north components. The total east displacement is and the north displacement is . Use Pythagoras for the distance and for the bearing.
Resolves the first displacement correctly.
Resolves and combines the second displacement correctly.
Determines the resultant distance.
Determines the correct bearing.
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