Can someone please help with this ASAP

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

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?

The longer leg of a 30-60-90 trangle is 18