Write a formula that expresses the radius of the circle, r (in cm), in terms of the number of seconds, t , since the circle started shrinking.

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks

Do,h = (7, 9) (14, 18) the scale factor is

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect