Geometry - MAP 8th Grade Math

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Question

What is the scale of the dilation that the blue rectangle underwent to get the purple rectangle in the image provided?

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Answer

A dilation creates an image of the same shape, but of a different size. Dilations are always done with a certain scale factor. Let's look at the image in the picture and determine the length and width of each of the rectangles:

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Notice that both the length and the width of the rectangle doubles in the purple rectangle, from the blue rectangle; thus the scale of the dilation is

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