Report - C2 Edexcel Solution Bank - Chapter 2 · ⇒ b = = 15.2 cm (3 s.f.) (Check: as 72 ° > 30 ° , b > 8 cm.) a sin A b sin B b sin 72 ° 8 sin 30 ° 8 sin 72 ° sin 30 ° Heinemann Solutionbank:

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