syjiaxuan's answer to universe's Secondary 4 A Maths Singapore question.
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Hope this helps, impt parts in pink!
Date Posted:
4 years ago
E Maths formula sheet contains area of sector formula, but sadly A Maths formula sheet does not contain it (which is a great disadvantage and injustice to A Maths students, because supposedly formulae are supposed to be provided only for more difficult subjects).
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