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Mathematics 15 Online
OpenStudy (anonymous):

The length of a rectangle is 21 inches and is dilated to 52.2 inches. What is the scale factor? 2.5 0.4 -0.4 -2.5 Fan and medal

jimthompson5910 (jim_thompson5910):

Scale factor = (new length)/(old length)

OpenStudy (anonymous):

Ok thank you!

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