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Question: Find the scale factor for the dilation.



A ) 2.5
B ) 6.5
C ) 3
D ) 2

Steps to derive

1 Scale factor = New lengthOriginal length

2 = 249.6 = 2.5
 [Substitute the values and simplify.]

3 So, the scale factor is 2.5.



Hence the right answer is Option A

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