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geometry

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Two triangles are similar, and the ratio of each pair of corresponding sides is 7:3. What is the ratio of the perimeters? What is the ratio of the areas?

  • geometry - ,

    since perimeter is a linear measurement the ratio would be 7:3 , but
    the ratio of their areas is 7^2 : 3^2 = 49 : 9

  • geometry - ,

    49:90

  • geometry - ,

    81:256

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