A rectangular postcard contains the dimensions four-inches by six-inches. Michael used a photocopier

four-inches-six-inch

#1

A rectangular postcard contains the dimensions four-inches by six-inches. Michael used a photocopier to make a postcard that is similar with a length of seven and five-tenths-inches. Determine the scale factor of the dilation that Michael used to develop the new postcard.

Answer:

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