One gallon of paint covers about 450 square feet. How many square feet 1.5 gallons of paint covers?

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

Me n o w. i need t h i s. 10 points

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.