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IB Mathematics: Applications and Interpretation HL · 12.10: Geometry & Trigonometry · 12.10.2

Sine rule and cosine rule Problem set A Answers

Skills

  1. 9.96 cm

  2. 42.3°

    1. (a) 41.8°
    2. (b) 70.2°

  4. 13.2 cm

  5. C = 88.0°

  6. Shown

In context

  1. 155 m

  2. 19.9 km

  3. 89.5°

Stretch

    1. (a) 8.33 cm
    2. (b) 47.7°
    1. (a) 8.57 cm
    2. (b) 63.0°

jmaths.xyz · AI HL · 12.10.2 Sine rule and cosine rule