Mathematics, 01.02.2021 05:50 sarinaneedshelp01

Triangle DEF has coordinates D(1,1), E(1,5), and F(5,1). Triangle D’E’F’ is the image of DEF by dilation with center (0,0) and a scale factor of 7. what is D’F’?

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Triangle DEF has coordinates D(1,1), E(1,5), and F(5,1). Triangle D’E’F’ is the image of DEF by dila...