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Navigation Geometry in two dimensions

MATH STUDIES
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Geometry and Trigonometry Worked Examples
Question 1 Given the triangle ABC as shown Ana (A) and Bill (B) left Carol's (C) house at the same time, Ana travelled North at 50km/h and Bill travelled East at 80Km/h.
First sketch the triangle with the information given
Question 2 Triangle PQR has sides PQ = 8cm, PR = 10cm and QR = 13cm. Calculate all the unknown angles (Diagram not to scale)
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