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Problem
Hikers Ritva and Esko leave point P at the same time. Ritva walks 4 km on the bearing
040
∘
040^\circ
04
0
∘
, then a further 6 km on the bearing
155
∘
155^\circ
15
5
∘
to get to their campsite. Esko hikes to the camp site directly from P.
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