Paper 2 · Trigonometry ⏱ Tested in 5+ recent exam questions Lesson 7 of 9

LCOL Trigonometry 7: Sine Rule

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You’ll learn

  • The sine rule a/sin A = b/sin B = c/sin C is on…
  • Each side pairs with the angle OPPOSITE it (side a ↔ angle A).…
  • Only ever use TWO of the three fractions at a time. Giveaway: you…

Formula used

a/sin A = b/sin B = c/sin C

On page 20 of the log tables — read it off, don’t memorise.

Most recent exam questions

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