Asked 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?
Answered by Henry
4*k = 9
k = 9/4

(9/4) * 4 = 9.

Answered by burma
burma is this problem?
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