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Mathematics (Syllabus D) · May / June 2016 · Paper 12 · Question 17

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In the diagram, the bearing of B from A is 170°. The bearing of A from C is 060°. North North North A B C x° 170° 060° The bearing of C from B is x°. Given that triangle ABC is isosceles, find the three possible values of x. Answer x = or or [3]

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