fluffyrose510 fluffyrose510
  • 05-02-2024
  • Mathematics
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a) Show that the cosine rule shown below can be rearranged to give cos A C b) What is the size of angle in the triangle below? Give your answer to the nearest degree. Cosine rule a²=b²+ c²-2bc cos A A B - b a 6² +c²-a² 2bc 26 mm 0 17 mm 14 mm Not drawn accurately​

a Show that the cosine rule shown below can be rearranged to give cos A C b What is the size of angle in the triangle below Give your answer to the nearest degr class=

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