Christmas MT's answer to Ahmad mirza's Secondary 3 A Maths Singapore question.
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Here's for Q12i. The same angle properties of trigo functions is applied here, as well as sine rule. Please ignore the crossed out workings on the left as I mistook angle EAB for 20 instead of 2theta. Continue to work on 12ii and 12iii on ur own!
Date Posted:
5 years ago
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