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khadee
Questions (1)
A student walks 50m on a bearing of 25 and then 200m due east. how far is she from her starting point
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Answers (1)
=13 × 2+6×2-2(13)(6) cos99 =169+36+24.4038 b×b=229.4038 b=√229.4038 =15.14608 =15km
