Grace Puang Shu Juan's answer to Janson Chua's Primary 5 Maths question.

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Grace Puang Shu Juan
Grace Puang Shu Juan's answer
24 answers (Tutor Details)
1st
Given the formula for area of triangle, you gotta look at the diagram from different angle. You will realise that it can be solved by 2 ways. Hope this helps!