Given quadrilateral abcd with vertices a(-2, 2), b(8. -4). c(6.-10), and d(-4,-4). state the coordinates of a'b'cd', the image of quadrilateral abcd under a dilation of factor 1/2

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%