Question

Two cubes have their volumes in the ratio 1:27. What is the ratio of their surface areas?​

Answer 1

Answer:

let side of one cube be x and other be y

1/27=x/y

x/y = 1/3

Ratio of surface area =

1×1×6/3×3×6

1/9 ans

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Answer 2

Answer:1/9

Step-by-step explanation:

Ratio of cube's volume =

L1*3/L2*3 = 1/27

Therefor L1/L2 = 1/3

And ratio of their surface area = L1*2/L2*2=1/9