Triangle xyz, with vertices x(-1, -3), y(-1, -1), and z(-3, -1), is translated 2 units right and one unit down to form triangle x′y′z′. what are the coordinates of the vertices of triangle x′y′z′?

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.