Sine Rule, Cosine Rule and Area Formula

Apply the sine rule and cosine rule to non-right-angled triangles; use the area formula Area = ½ab sinC; choose the correct rule for a given triangle.

Syllabus area

Trigonometric functions

Focus

Trigonometry and measure of angles

← Right-Angle Trigonometry — Applications The Ambiguous Case of the Sine Rule →

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Nova Maths

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