What is the perimeter of the figure

Which expression is equivalent to 3^3 + 2^2?

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

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.