18.Ms. Jones has a garden plot that measures 40ftX 20ft If she increases the garden by 4 ft on each side, by what percent has she increased the plot?

19. A cylindrical can of cleaner holds 1 L of liquid. What is its height if the diameter of the base is 10 cm?
20. Find the circumference of the circle with diameter 4 in.

We do not do your work for you. Once you have answered your questions, we will be happy to give you feedback on your work. Although it might require more time and effort, you will learn more if you do your own work. Isn't that why you go to school?