Mathematics Resources - Maths B
Trigonometry - solution of triangles
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Resources for Maths C
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Trigonometric ratios for any angle
Area of triangle revisited
Cosine rule
Sine rule
Radians
Exact values for trigonometric ratios for 30°, 45°, 60°
Cosine rule in the ambiguous case
review problems sheet
triangle relations
Manipulate triangles and see the values of the sides and angles.