Triangle ABC with vertices A (-2, 5), B (1, 8), C (7, 5) is dilated. The image of Triangle ABC after a dilation has vertices A' (-7 ,17.5) B' (3.5, 28) C' (24.5, 17.5). What is the scale factor of the dilation? I will give brainliest.

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range