The following are scores made on a math test. 80, 90, 90, 85, 60, 70, 75, 85, 90, 60, 80 What is the range of these scores?
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Under a dilation, triangle XYZ where X (4, 7), Y (-3, 8), and Z (-2, - 1) becomes triangle X'Y'Z' where X' (4/3, 7/3), Y' (-1, 8/3), and Z' (-2/3, - 1/3). What is the scale factor for this dilation? A. 1/2 B. - 1/3 C. - 3 D. 3
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