Which of the following is the best definition of like radical terms?

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?

Which of the following circles have their centers on the x-axis? check all that apply.