Formulae: Unit 12 0.0 / 5 ? MathematicsTrigonometryGCSEEdexcel Created by: annanolanCreated on: 04-10-16 13:40 What is the area of a non right-angled triangle with SAS? 1/2 ab sin 1 of 6 What is the sine rule when finding a side? . 2 of 6 What is the sine rule when finding an angle? . 3 of 6 What is the cosine rule when finding a side? . 4 of 6 What is the cosine rule when finding an angle? . 5 of 6 What do you do if the angle is obtuse? take the answer away from 180 degrees 6 of 6
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