The scale factor is 1/2 , Option C is the correct answer.
The missing figure is attached with the answer.
Dilation means to expand or contract the image , the resulting image is similar but different in size.
It is given that the dark colored figure represents the original image and the light-colored figure represents the resulting image.
After observing it can be seen that
The original image covered 5 blocks horizontally and 3 box vertically ,
while the resulting image covers 2.5 blocks horizontally and 1.5 box vertically ,
Therefore 2.5/5 = 1/2
The scale factor is 1/2 , Option C is the correct answer.
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