Under a dilation where the center of the dilation is the origiom, the image of A(-2,-3) is A'(-6,-9). What is B' the image of B (4,0).

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rcmath | High School Teacher | (Level 1) Associate Educator

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Let k be the factor of dilation. Then

k*A=A'=>

k*(-2,-3)=(-6,-9) => k=3

Thus B'=3*(4,0) => B'(12,0)

 

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