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OpenStudy (anonymous):
ΔRST is dilated about the origin, O, to create ΔR'S'T'. Point R is located at (3, 9), and point R' is located at (1.2, 3.6). Which scale factor was used to perform the dilation?
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OpenStudy (anonymous):
Just divide the new coordinates by the original coordinate. x: 3/1.2 y: 9/3.6 both equal 2.5 which is the scale factor.
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