Mary enlarged a 4-by 6-inch photo a 10 by 15-inch photo.what is the scale factor of the dilation

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23-05-2018
Mathematics

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Mary enlarged a 4-by 6-inch photo a 10 by 15-inch photo.what is the scale factor of the dilation

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CastleRook CastleRook · Answer 1 · 2018-06-01T09:24:37+02:00

CastleRook CastleRook

01-06-2018

The scale factor of the dilation is given by:
(new length of the photo)/(old length of the photo)
the dimensions of the old photo is 4 in by 6 in
the dimensions of the new photo is 10 in by 15 in
length of old photo=6
length of new photo=15
scale factor=15/6=2.5

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