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OpenStudy (anonymous):
Under a dilation, triangle XYZ where X(6, 3), Y(-2, 4), and Z(10, -2) becomes triangle X’Y’Z’ where X’(3, 1.5), Y’(-1, 2), and Z’(5, -1). What is the scale factor for this dilation?
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OpenStudy (toloaf):
The scale factor is 1/2 because all of the points in the image are half of what they were before. The rule for a dilation is z(x, y) which is more simple (x(z), y(z)). Get what I'm saying?
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