Question

two cubes have their volumes in ratio 1 : 27 . find the ratio of their surface areas​

Answer 1

hey here is your answer

I have done two methods but both are same you write whatever you want

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Answer 2

Answer:1:9

Step-by-step explanation:

let the numbers be 1cm³ and 27cm³

so the sides will be 1cm,3cm

so the surface areas = 6a²

= 6cm²,54cm²

ratio = 6:54

= 1:9

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