Brianna Ang's answer to Nancy's Primary 5 Maths Fractions Singapore question.
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Big Triangle = 25cm2
Small Triangle = 15cm2
This two, 25 and 15 makes up to half of the rectangle area therefore you add both which is 40cm2
Total = 40 x 2 = 80cm2 (ans)
Small Triangle = 15cm2
This two, 25 and 15 makes up to half of the rectangle area therefore you add both which is 40cm2
Total = 40 x 2 = 80cm2 (ans)
Date Posted:
2 years ago
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