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student12502

Similar plane figures

The ratio of the perimeters of two similar rectangles is 6:5. If the area of the larger rectangle is 54cm^2, find the area of the smaller rectangle.

I only know how to deal with ratio of lengths but no idea of ratio of perimeters.

解答 0

  • eric
    2019-08-09 13:31:09
    54(5/6)^2
  • student12502
    2019-08-09 14:59:34
    Ok, thx
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