Geometry  Transformations and Dilations
posted by Knights .
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?
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please help with geometry  dilation
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? 
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