Graph a line that is perpendicular to the given line. Determine the slope of the given line and the one you graphed in simplest form. Click and drag on the graph to draw a line.

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