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March 26, 2017

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When a square of area 4 is dilated by a scale factor of k, we obtain a square of area 9. Find the sum of all possible values of k.

I do not understand...it is not 3/2, as I was told, but I don't understand why? Help?

  • Geometry - Transformations and Dilations - ,

    4*k = 9
    k = 9/4

    (9/4) * 4 = 9.

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