dd a method called animate that can be called to add some animation to your drawing. You can decide whether you want to include any parameters for this method that might affect the animation produced. The method does not return a value.

Use the provided methods in the OUPolygon class. Remember that you can use Ctrl$+$Space to call up documentation and provide code completion in BlueJ. See the Software Guide Section $6\mathrm{.}2$ for more advice.