Jia Le's answer to xy's Secondary 4 E Maths Singapore question.

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Jia Le
Jia Le's answer
45 answers (A Helpful Person)
1st
hope it helps
xy
Xy
5 years ago
Why must cube?
Jia Le
Jia Le
5 years ago
because it's calculating mass, and mass depends on the volume, and for volume of similar figures, we need to cube the ratio of sides
xy
Xy
5 years ago
Oh ok! Thank you :)