Daniel's answer to Fuzzy's Primary 5 Maths Whole Numbers Singapore question.
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Formula for triangles is 1/2xbasexheight so its 1/2x12xh=90 h=90÷1/2÷12 after inputing in calculator you should get 15 5 units=15 1 unit=3 3x3 is 9 ans is 9.
Date Posted:
2 years ago
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