Respuesta :

Answer:

r = 1.67

Step-by-step explanation:

[tex]\frac{12}{20} = \frac{17}{x} \\ 12x=340\\x=28.3333...\\x=28.33\\25/15= 1.66666...\\20/12=1.666666...\\28.33/17=1.666\\scale factor= 1.67[/tex]

I don't know if this is right or not.

Answer:r = 1.67

Step-by-step explanation:

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