Traingle abc is dilated using d as the center of dilation with scale fator 2. the image is traingle abc clare says the two traingels are congruent, because thier angle measures are the same. do you agree? explain how you know.

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z