Rectangle Rundergoes a dilation with scale factor 0.8 and then a reflection over the yaxis, The resulting image is Rectangles. Which statement about Rectangle R and S is true?
A) They are congruent and similar.
a) They are congruent but not similar
C) They are similar but not congruent,
D) They are neither congruent nor similar

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.