Luffy the pirate's answer to Dunelm's Secondary 1 Maths Singapore question.
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I can't really see the dimension so I can't solve it. But from my understanding, you can take the larger cylinder minus the smaller cylinder to find the the amount of material use. Hopefully that help.
Date Posted:
5 months ago
The answer for (i) is 26.1cm2
The diameter is 2.7cm
The diameter is 2.7cm
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