Questions asked by Roman C.

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• Barfield is 7km north and 8km east of Westgate. The bearing to get from Westgate to Barfield is 041.2, and Lauren sails at a bearing of 043. She stops when she is due North of Barfield. How far away is she from Barfield?
  
• How do I Make r the subject of this formula? t=12(s-r) divided by r