Triangle abc has vertices a(5, 3) , b(3, 7) , and c(1, 4) . triangle abc is dilated, and the vertices of the image are a′(1.25, 0.75) , b′(0.75, 1.75) , and c′(0.25, 1) . the center of dilation is the origin. what is the scale factor of the dilation? a.) 0.25 b.) 0.5 c.) 2 d.) 4

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?