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secondary 3 | E Maths
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secondary 3 E Maths Singapore

How do I do this question?

Date Posted: 3 years ago

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If the cylinder are similar, all the ratios are the same: 10/15 = 2/3

For area, the ratio will be squared as there's a multiple of length twice,

Applies to volume, cubing the ratio:

A) area of A: B
= 2 * 2 : 3 * 3
= 4:9 //

B) capacity/volume of A:B
= 2 * 2 * 2 : 3 * 3 * 3
= 8 : 27 //

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Date Posted: 3 years ago

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