Plz answer this plz

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 radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

Which geometric principle is used to justify the construction below?