A ship sails 10 km on a bearing of . How far east has it travelled, to 1 decimal place?
Answer and explanation
Correct answer: C. 9.4 km
- Step 1: The bearing is measured clockwise from north, so the east component uses sine.
- Step 2: East km.
Answer
9.4 km.
Why not the others: 3.4 km: this is the distance north (). 10.6 km: the distance was divided by . 27.5 km: the calculation used .
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