Find the ratio of the perimeters of the bases.

Figure:

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Let dimensions of small ( hieghtt=2) cubiod is ` x xx y`

and dimensions of big ( height =3) cubiod is `a xxb`

Perimeter of small cubiod`P_1` = 2(x+y)

Perimeter of big cubiod`P_2x_(mn)` = 2(a+b)

Thus

`P_1/P_2=(x+y)/(a+b)`

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