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Find the scale factor of the dilation. Then tell whether the dilation is a reduction or an enlargement.
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Find the scale factor of the dilation. Then tell whether the dilation is a reduction or an enlargement.

Find the scale factor of the dilation. Then tell whether the dilation is a reduction-example-1
User SChang
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Scale factor:
18/4=4.5
Enlargement, because it got bigger than the original triangle.
User Mikemaccana
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