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23-07-2017
Mathematics

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What is the similarity ratio of the smaller to larger similar cylinders? smaller cylinder r=12 height=20 larger cylinder r=18 height=30

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23-07-2017

For volume:

20π144:30π324

2880:9720

8:27

For surface area:

2π12(12+20):2π18(18+30

384:864

4:9

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