The radius of a circle is 4 feet. What is the circle's circumference?Use 3.14 for
r=4 ft

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.

Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?