He circumference of a circular swimming pool is 150 feet. if the radius of the pool is doubled, what will be its new circumference? a.300 ft. b.450 ft. c.720 ft. d.880 ft.

Explain how fossils scientists make discoveries about the lives of organisms and about how environments have changed over time. plz hurry up it time

What are the possible blood types among the children of parents that are ab and ii? oa) types a and b ob) types a, b, and ab c) types a, b, and o od) types a, b, ab, and o

Which set of terms best describes a community of miners who live out in the countryside of west virginia and use specialized geological equipment to analyze the composition of rock?