Copy of Parallelogram Translated to Rectangle

Parallelogram Translated to Rectangle [br]The area of a rectangle is (base)*(height) and the translation[br]shows the parallelogram to have the same formula.[br]Move slider n to show the translation.[br]Move point C to create different parallelograms.
Is there another way to transform the parallelogram into a rectangle?

Information: Copy of Parallelogram Translated to Rectangle